Finding the Fourth Proportional to 88,479.96, 132,711.84 and 56,806.80
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Solution
The fourth proportional to 88,479.96, 132,711.84 and 56,806.80 is: 85,205.00
Step by Step Solution
- Step 1: Write the proportion equation
88,479.96 : 132,711.84 = 56,806.80 : x - Step 2: Convert to fraction form
88,479.96/132,711.84 = 56,806.80/x - Step 3: Cross multiply
88,479.96x = 132,711.84 × 56,806.80 - Step 4: Simplify right side
88,479.96x = 7,538,934,952.51 - Step 5: Solve for x
x = 7,538,934,952.51/88,479.96 - Step 6: Final answer
x = 85,205.00
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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.