Finding the Third Proportional to 129,871.13 and 207,472.50
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Solution
The third proportional to 129,871.13 and 207,472.50 is: 331,442.71
Step by Step Solution
- Step 1: Write the proportion equation
129,871.13 : 207,472.50 = 207,472.50 : x - Step 2: Convert to fraction form
129,871.13/207,472.50 = 207,472.50/x - Step 3: Cross multiply
129,871.13x = 207,472.50 × 207,472.50 - Step 4: Simplify right side
129,871.13x = 43,044,838,256.25 - Step 5: Solve for x
x = 43,044,838,256.25/129,871.13 - Step 6: Final answer
x = 331,442.71
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These problems maintain the same ratio (1.60) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.