Finding the Fourth Proportional to 82,432.62, 113,753.97 and 44,706.06
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Solution
The fourth proportional to 82,432.62, 113,753.97 and 44,706.06 is: 61,692.71
Step by Step Solution
- Step 1: Write the proportion equation
82,432.62 : 113,753.97 = 44,706.06 : x - Step 2: Convert to fraction form
82,432.62/113,753.97 = 44,706.06/x - Step 3: Cross multiply
82,432.62x = 113,753.97 × 44,706.06 - Step 4: Simplify right side
82,432.62x = 5,085,491,808.06 - Step 5: Solve for x
x = 5,085,491,808.06/82,432.62 - Step 6: Final answer
x = 61,692.71
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.