Finding the Fourth Proportional to 172,240.12, 237,694.18 and 94,719.08
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Solution
The fourth proportional to 172,240.12, 237,694.18 and 94,719.08 is: 130,713.88
Step by Step Solution
- Step 1: Write the proportion equation
172,240.12 : 237,694.18 = 94,719.08 : x - Step 2: Convert to fraction form
172,240.12/237,694.18 = 94,719.08/x - Step 3: Cross multiply
172,240.12x = 237,694.18 × 94,719.08 - Step 4: Simplify right side
172,240.12x = 22,514,174,050.95 - Step 5: Solve for x
x = 22,514,174,050.95/172,240.12 - Step 6: Final answer
x = 130,713.88
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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.