Finding the Fourth Proportional to 207,534.53, 311,301.88 and 160,218.70
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Solution
The fourth proportional to 207,534.53, 311,301.88 and 160,218.70 is: 240,328.12
Step by Step Solution
- Step 1: Write the proportion equation
207,534.53 : 311,301.88 = 160,218.70 : x - Step 2: Convert to fraction form
207,534.53/311,301.88 = 160,218.70/x - Step 3: Cross multiply
207,534.53x = 311,301.88 × 160,218.70 - Step 4: Simplify right side
207,534.53x = 49,876,381,720.06 - Step 5: Solve for x
x = 49,876,381,720.06/207,534.53 - Step 6: Final answer
x = 240,328.12
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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.