Finding the Fourth Proportional to 82,281.68, 113,549.26 and 44,555.92
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Solution
The fourth proportional to 82,281.68, 113,549.26 and 44,555.92 is: 61,487.46
Step by Step Solution
- Step 1: Write the proportion equation
82,281.68 : 113,549.26 = 44,555.92 : x - Step 2: Convert to fraction form
82,281.68/113,549.26 = 44,555.92/x - Step 3: Cross multiply
82,281.68x = 113,549.26 × 44,555.92 - Step 4: Simplify right side
82,281.68x = 5,059,291,744.62 - Step 5: Solve for x
x = 5,059,291,744.62/82,281.68 - Step 6: Final answer
x = 61,487.46
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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.