Finding the Fourth Proportional to 240,175.91, 331,459.92 and 132,743.62
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Solution
The fourth proportional to 240,175.91, 331,459.92 and 132,743.62 is: 183,195.68
Step by Step Solution
- Step 1: Write the proportion equation
240,175.91 : 331,459.92 = 132,743.62 : x - Step 2: Convert to fraction form
240,175.91/331,459.92 = 132,743.62/x - Step 3: Cross multiply
240,175.91x = 331,459.92 × 132,743.62 - Step 4: Simplify right side
240,175.91x = 43,999,189,665.71 - Step 5: Solve for x
x = 43,999,189,665.71/240,175.91 - Step 6: Final answer
x = 183,195.68
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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.