Finding the Fourth Proportional to 82,197.50, 113,432.55 and 44,471.75
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Solution
The fourth proportional to 82,197.50, 113,432.55 and 44,471.75 is: 61,371.02
Step by Step Solution
- Step 1: Write the proportion equation
82,197.50 : 113,432.55 = 44,471.75 : x - Step 2: Convert to fraction form
82,197.50/113,432.55 = 44,471.75/x - Step 3: Cross multiply
82,197.50x = 113,432.55 × 44,471.75 - Step 4: Simplify right side
82,197.50x = 5,044,544,005.46 - Step 5: Solve for x
x = 5,044,544,005.46/82,197.50 - Step 6: Final answer
x = 61,371.02
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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.