Finding the Fourth Proportional to 82,279.67, 113,546.49 and 44,553.92
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Solution
The fourth proportional to 82,279.67, 113,546.49 and 44,553.92 is: 61,484.70
Step by Step Solution
- Step 1: Write the proportion equation
82,279.67 : 113,546.49 = 44,553.92 : x - Step 2: Convert to fraction form
82,279.67/113,546.49 = 44,553.92/x - Step 3: Cross multiply
82,279.67x = 113,546.49 × 44,553.92 - Step 4: Simplify right side
82,279.67x = 5,058,941,231.74 - Step 5: Solve for x
x = 5,058,941,231.74/82,279.67 - Step 6: Final answer
x = 61,484.70
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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.