Finding the Fourth Proportional to 207,165.24, 310,748.04 and 88,759.80
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Solution
The fourth proportional to 207,165.24, 310,748.04 and 88,759.80 is: 133,139.78
Step by Step Solution
- Step 1: Write the proportion equation
207,165.24 : 310,748.04 = 88,759.80 : x - Step 2: Convert to fraction form
207,165.24/310,748.04 = 88,759.80/x - Step 3: Cross multiply
207,165.24x = 310,748.04 × 88,759.80 - Step 4: Simplify right side
207,165.24x = 27,581,933,880.79 - Step 5: Solve for x
x = 27,581,933,880.79/207,165.24 - Step 6: Final answer
x = 133,139.78
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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.