Finding the Fourth Proportional to 88,579.14, 132,868.72 and 35,988.66
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Solution
The fourth proportional to 88,579.14, 132,868.72 and 35,988.66 is: 53,982.99
Step by Step Solution
- Step 1: Write the proportion equation
88,579.14 : 132,868.72 = 35,988.66 : x - Step 2: Convert to fraction form
88,579.14/132,868.72 = 35,988.66/x - Step 3: Cross multiply
88,579.14x = 132,868.72 × 35,988.66 - Step 4: Simplify right side
88,579.14x = 4,781,767,188.72 - Step 5: Solve for x
x = 4,781,767,188.72/88,579.14 - Step 6: Final answer
x = 53,982.99
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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.