Finding the Fourth Proportional to 252,227.80, 378,080.97 and 117,181.70
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Solution
The fourth proportional to 252,227.80, 378,080.97 and 117,181.70 is: 175,651.41
Step by Step Solution
- Step 1: Write the proportion equation
252,227.80 : 378,080.97 = 117,181.70 : x - Step 2: Convert to fraction form
252,227.80/378,080.97 = 117,181.70/x - Step 3: Cross multiply
252,227.80x = 378,080.97 × 117,181.70 - Step 4: Simplify right side
252,227.80x = 44,304,169,890.22 - Step 5: Solve for x
x = 44,304,169,890.22/252,227.80 - Step 6: Final answer
x = 175,651.41
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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.