What is the metric measurement equivalent to 4 oz.?

To determine the metric measurement equivalent to 4 ounces, it's essential to know the standard conversion between ounces and milliliters. One ounce is approximately equal to 29.57 milliliters. Therefore, to convert 4 ounces to milliliters, you multiply:

4 oz × 29.57 ml/oz = 118.28 ml.

When rounding this measurement, it is commonly rounded to 120 ml, which accurately reflects the volume in metric units for practical use in pharmacy settings.

Therefore, the correct metric equivalent for 4 ounces is 120 ml. This understanding is crucial for pharmacy technicians, as precise medication dosages often require accurate unit conversions to ensure patient safety and effective treatment.