Finding the Fourth Proportional to 173,212.75, 239,034.32 and 93,724.75
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Solution
The fourth proportional to 173,212.75, 239,034.32 and 93,724.75 is: 129,340.55
Step by Step Solution
- Step 1: Write the proportion equation
173,212.75 : 239,034.32 = 93,724.75 : x - Step 2: Convert to fraction form
173,212.75/239,034.32 = 93,724.75/x - Step 3: Cross multiply
173,212.75x = 239,034.32 × 93,724.75 - Step 4: Simplify right side
173,212.75x = 22,403,431,883.42 - Step 5: Solve for x
x = 22,403,431,883.42/173,212.75 - Step 6: Final answer
x = 129,340.55
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.