Finding the Fourth Proportional to 251,882.20, 377,735.28 and 74,342.08
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Solution
The fourth proportional to 251,882.20, 377,735.28 and 74,342.08 is: 111,487.14
Step by Step Solution
- Step 1: Write the proportion equation
251,882.20 : 377,735.28 = 74,342.08 : x - Step 2: Convert to fraction form
251,882.20/377,735.28 = 74,342.08/x - Step 3: Cross multiply
251,882.20x = 377,735.28 × 74,342.08 - Step 4: Simplify right side
251,882.20x = 28,081,626,404.58 - Step 5: Solve for x
x = 28,081,626,404.58/251,882.20 - Step 6: Final answer
x = 111,487.14
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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.