Finding the Fourth Proportional to 156,082.68, 234,161.28 and 50,901.75
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Solution
The fourth proportional to 156,082.68, 234,161.28 and 50,901.75 is: 76,364.78
Step by Step Solution
- Step 1: Write the proportion equation
156,082.68 : 234,161.28 = 50,901.75 : x - Step 2: Convert to fraction form
156,082.68/234,161.28 = 50,901.75/x - Step 3: Cross multiply
156,082.68x = 234,161.28 × 50,901.75 - Step 4: Simplify right side
156,082.68x = 11,919,218,934.24 - Step 5: Solve for x
x = 11,919,218,934.24/156,082.68 - Step 6: Final answer
x = 76,364.78
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1.5x scale
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.