Finding the Fourth Proportional to 202,882.70, 303,740.85 and 124,150.70
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Solution
The fourth proportional to 202,882.70, 303,740.85 and 124,150.70 is: 185,869.17
Step by Step Solution
- Step 1: Write the proportion equation
202,882.70 : 303,740.85 = 124,150.70 : x - Step 2: Convert to fraction form
202,882.70/303,740.85 = 124,150.70/x - Step 3: Cross multiply
202,882.70x = 303,740.85 × 124,150.70 - Step 4: Simplify right side
202,882.70x = 37,709,639,146.10 - Step 5: Solve for x
x = 37,709,639,146.10/202,882.70 - Step 6: Final answer
x = 185,869.17
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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.