Finding the Fourth Proportional to 239,431.44, 330,396.92 and 132,001.14
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Solution
The fourth proportional to 239,431.44, 330,396.92 and 132,001.14 is: 182,151.39
Step by Step Solution
- Step 1: Write the proportion equation
239,431.44 : 330,396.92 = 132,001.14 : x - Step 2: Convert to fraction form
239,431.44/330,396.92 = 132,001.14/x - Step 3: Cross multiply
239,431.44x = 330,396.92 × 132,001.14 - Step 4: Simplify right side
239,431.44x = 43,612,770,092.49 - Step 5: Solve for x
x = 43,612,770,092.49/239,431.44 - Step 6: Final answer
x = 182,151.39
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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.