Finding the Fourth Proportional to 176,444.26, 264,631.41 and 86,448.46
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Solution
The fourth proportional to 176,444.26, 264,631.41 and 86,448.46 is: 129,655.55
Step by Step Solution
- Step 1: Write the proportion equation
176,444.26 : 264,631.41 = 86,448.46 : x - Step 2: Convert to fraction form
176,444.26/264,631.41 = 86,448.46/x - Step 3: Cross multiply
176,444.26x = 264,631.41 × 86,448.46 - Step 4: Simplify right side
176,444.26x = 22,876,977,862.13 - Step 5: Solve for x
x = 22,876,977,862.13/176,444.26 - Step 6: Final answer
x = 129,655.55
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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.