Finding the Third Proportional to 121,691.81 and 181,524.94
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Solution
The third proportional to 121,691.81 and 181,524.94 is: 270,776.66
Step by Step Solution
- Step 1: Write the proportion equation
121,691.81 : 181,524.94 = 181,524.94 : x - Step 2: Convert to fraction form
121,691.81/181,524.94 = 181,524.94/x - Step 3: Cross multiply
121,691.81x = 181,524.94 × 181,524.94 - Step 4: Simplify right side
121,691.81x = 32,951,302,934.38 - Step 5: Solve for x
x = 32,951,302,934.38/121,691.81 - Step 6: Final answer
x = 270,776.66
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Why These Related Problems?
These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.