Finding the Fourth Proportional to 227,132.60, 313,442.99 and 131,694.65
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Solution
The fourth proportional to 227,132.60, 313,442.99 and 131,694.65 is: 181,738.62
Step by Step Solution
- Step 1: Write the proportion equation
227,132.60 : 313,442.99 = 131,694.65 : x - Step 2: Convert to fraction form
227,132.60/313,442.99 = 131,694.65/x - Step 3: Cross multiply
227,132.60x = 313,442.99 × 131,694.65 - Step 4: Simplify right side
227,132.60x = 41,278,764,306.58 - Step 5: Solve for x
x = 41,278,764,306.58/227,132.60 - Step 6: Final answer
x = 181,738.62
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1.5x scale
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.