Finding the Fourth Proportional to 175,689.27, 242,455.28 and 99,232.97
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Solution
The fourth proportional to 175,689.27, 242,455.28 and 99,232.97 is: 136,943.80
Step by Step Solution
- Step 1: Write the proportion equation
175,689.27 : 242,455.28 = 99,232.97 : x - Step 2: Convert to fraction form
175,689.27/242,455.28 = 99,232.97/x - Step 3: Cross multiply
175,689.27x = 242,455.28 × 99,232.97 - Step 4: Simplify right side
175,689.27x = 24,059,555,818.14 - Step 5: Solve for x
x = 24,059,555,818.14/175,689.27 - Step 6: Final answer
x = 136,943.80
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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.