Finding the Third Proportional to 81,434.11 and 124,572.94
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Solution
The third proportional to 81,434.11 and 124,572.94 is: 190,564.09
Step by Step Solution
- Step 1: Write the proportion equation
81,434.11 : 124,572.94 = 124,572.94 : x - Step 2: Convert to fraction form
81,434.11/124,572.94 = 124,572.94/x - Step 3: Cross multiply
81,434.11x = 124,572.94 × 124,572.94 - Step 4: Simplify right side
81,434.11x = 15,518,416,757.38 - Step 5: Solve for x
x = 15,518,416,757.38/81,434.11 - Step 6: Final answer
x = 190,564.09
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These problems maintain the same ratio (1.53) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.