Finding the Fourth Proportional to 176,147.98, 264,158.24 and 74,952.80
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Solution
The fourth proportional to 176,147.98, 264,158.24 and 74,952.80 is: 112,402.08
Step by Step Solution
- Step 1: Write the proportion equation
176,147.98 : 264,158.24 = 74,952.80 : x - Step 2: Convert to fraction form
176,147.98/264,158.24 = 74,952.80/x - Step 3: Cross multiply
176,147.98x = 264,158.24 × 74,952.80 - Step 4: Simplify right side
176,147.98x = 19,799,399,731.07 - Step 5: Solve for x
x = 19,799,399,731.07/176,147.98 - Step 6: Final answer
x = 112,402.08
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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.