Finding the Fourth Proportional to 88,649.13, 132,934.79 and 33,206.25
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Solution
The fourth proportional to 88,649.13, 132,934.79 and 33,206.25 is: 49,794.80
Step by Step Solution
- Step 1: Write the proportion equation
88,649.13 : 132,934.79 = 33,206.25 : x - Step 2: Convert to fraction form
88,649.13/132,934.79 = 33,206.25/x - Step 3: Cross multiply
88,649.13x = 132,934.79 × 33,206.25 - Step 4: Simplify right side
88,649.13x = 4,414,265,704.41 - Step 5: Solve for x
x = 4,414,265,704.41/88,649.13 - Step 6: Final answer
x = 49,794.80
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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.