Finding the Fourth Proportional to 71.99, 99.37 and 44.00
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Solution
The fourth proportional to 71.99, 99.37 and 44.00 is: 60.73
Step by Step Solution
- Step 1: Write the proportion equation
71.99 : 99.37 = 44.00 : x - Step 2: Convert to fraction form
71.99/99.37 = 44.00/x - Step 3: Cross multiply
71.99x = 99.37 × 44.00 - Step 4: Simplify right side
71.99x = 4,371.78 - Step 5: Solve for x
x = 4,371.78/71.99 - Step 6: Final answer
x = 60.73
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.