Finding the Fourth Proportional to 160,585.92, 240,841.08 and 71,790.48
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Solution
The fourth proportional to 160,585.92, 240,841.08 and 71,790.48 is: 107,668.82
Step by Step Solution
- Step 1: Write the proportion equation
160,585.92 : 240,841.08 = 71,790.48 : x - Step 2: Convert to fraction form
160,585.92/240,841.08 = 71,790.48/x - Step 3: Cross multiply
160,585.92x = 240,841.08 × 71,790.48 - Step 4: Simplify right side
160,585.92x = 17,290,096,736.92 - Step 5: Solve for x
x = 17,290,096,736.92/160,585.92 - Step 6: Final answer
x = 107,668.82
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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.