Finding the Fourth Proportional to 150,375.11, 207,522.07 and 82,398.08
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Solution
The fourth proportional to 150,375.11, 207,522.07 and 82,398.08 is: 113,711.78
Step by Step Solution
- Step 1: Write the proportion equation
150,375.11 : 207,522.07 = 82,398.08 : x - Step 2: Convert to fraction form
150,375.11/207,522.07 = 82,398.08/x - Step 3: Cross multiply
150,375.11x = 207,522.07 × 82,398.08 - Step 4: Simplify right side
150,375.11x = 17,099,420,438.44 - Step 5: Solve for x
x = 17,099,420,438.44/150,375.11 - Step 6: Final answer
x = 113,711.78
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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.