Finding the Fourth Proportional to 121,656.20, 182,484.29 and 62,458.97
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Solution
The fourth proportional to 121,656.20, 182,484.29 and 62,458.97 is: 93,688.45
Step by Step Solution
- Step 1: Write the proportion equation
121,656.20 : 182,484.29 = 62,458.97 : x - Step 2: Convert to fraction form
121,656.20/182,484.29 = 62,458.97/x - Step 3: Cross multiply
121,656.20x = 182,484.29 × 62,458.97 - Step 4: Simplify right side
121,656.20x = 11,397,780,038.31 - Step 5: Solve for x
x = 11,397,780,038.31/121,656.20 - Step 6: Final answer
x = 93,688.45
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.