Finding the Fourth Proportional to 234,452.12, 351,707.97 and 74,470.97
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Solution
The fourth proportional to 234,452.12, 351,707.97 and 74,470.97 is: 111,715.92
Step by Step Solution
- Step 1: Write the proportion equation
234,452.12 : 351,707.97 = 74,470.97 : x - Step 2: Convert to fraction form
234,452.12/351,707.97 = 74,470.97/x - Step 3: Cross multiply
234,452.12x = 351,707.97 × 74,470.97 - Step 4: Simplify right side
234,452.12x = 26,192,034,212.82 - Step 5: Solve for x
x = 26,192,034,212.82/234,452.12 - Step 6: Final answer
x = 111,715.92
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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.