Finding the Fourth Proportional to 169,086.62, 253,634.58 and 50,757.99
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Solution
The fourth proportional to 169,086.62, 253,634.58 and 50,757.99 is: 76,138.38
Step by Step Solution
- Step 1: Write the proportion equation
169,086.62 : 253,634.58 = 50,757.99 : x - Step 2: Convert to fraction form
169,086.62/253,634.58 = 50,757.99/x - Step 3: Cross multiply
169,086.62x = 253,634.58 × 50,757.99 - Step 4: Simplify right side
169,086.62x = 12,873,981,475.29 - Step 5: Solve for x
x = 12,873,981,475.29/169,086.62 - Step 6: Final answer
x = 76,138.38
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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.