Finding the Third Proportional to 91,864.13 and 118,842.19
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Solution
The third proportional to 91,864.13 and 118,842.19 is: 153,742.99
Step by Step Solution
- Step 1: Write the proportion equation
91,864.13 : 118,842.19 = 118,842.19 : x - Step 2: Convert to fraction form
91,864.13/118,842.19 = 118,842.19/x - Step 3: Cross multiply
91,864.13x = 118,842.19 × 118,842.19 - Step 4: Simplify right side
91,864.13x = 14,123,465,529.79 - Step 5: Solve for x
x = 14,123,465,529.79/91,864.13 - Step 6: Final answer
x = 153,742.99
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Why These Related Problems?
These problems maintain the same ratio (1.29) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.