Finding the Fourth Proportional to 82,344.42, 113,635.34 and 44,618.68
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Solution
The fourth proportional to 82,344.42, 113,635.34 and 44,618.68 is: 61,573.80
Step by Step Solution
- Step 1: Write the proportion equation
82,344.42 : 113,635.34 = 44,618.68 : x - Step 2: Convert to fraction form
82,344.42/113,635.34 = 44,618.68/x - Step 3: Cross multiply
82,344.42x = 113,635.34 × 44,618.68 - Step 4: Simplify right side
82,344.42x = 5,070,258,872.15 - Step 5: Solve for x
x = 5,070,258,872.15/82,344.42 - Step 6: Final answer
x = 61,573.80
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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.