Finding the Fourth Proportional to 239,293.38, 358,601.69 and 132,724.29
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Solution
The fourth proportional to 239,293.38, 358,601.69 and 132,724.29 is: 198,898.75
Step by Step Solution
- Step 1: Write the proportion equation
239,293.38 : 358,601.69 = 132,724.29 : x - Step 2: Convert to fraction form
239,293.38/358,601.69 = 132,724.29/x - Step 3: Cross multiply
239,293.38x = 358,601.69 × 132,724.29 - Step 4: Simplify right side
239,293.38x = 47,595,154,034.43 - Step 5: Solve for x
x = 47,595,154,034.43/239,293.38 - Step 6: Final answer
x = 198,898.75
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1.5x scale
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.