Finding the Fourth Proportional to 176,149.78, 264,224.88 and 74,921.62
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Solution
The fourth proportional to 176,149.78, 264,224.88 and 74,921.62 is: 112,382.52
Step by Step Solution
- Step 1: Write the proportion equation
176,149.78 : 264,224.88 = 74,921.62 : x - Step 2: Convert to fraction form
176,149.78/264,224.88 = 74,921.62/x - Step 3: Cross multiply
176,149.78x = 264,224.88 × 74,921.62 - Step 4: Simplify right side
176,149.78x = 19,796,156,053.91 - Step 5: Solve for x
x = 19,796,156,053.91/176,149.78 - Step 6: Final answer
x = 112,382.52
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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.