Finding the Fourth Proportional to 82,891.26, 124,346.08 and 29,595.66
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Solution
The fourth proportional to 82,891.26, 124,346.08 and 29,595.66 is: 44,396.77
Step by Step Solution
- Step 1: Write the proportion equation
82,891.26 : 124,346.08 = 29,595.66 : x - Step 2: Convert to fraction form
82,891.26/124,346.08 = 29,595.66/x - Step 3: Cross multiply
82,891.26x = 124,346.08 × 29,595.66 - Step 4: Simplify right side
82,891.26x = 3,680,104,306.01 - Step 5: Solve for x
x = 3,680,104,306.01/82,891.26 - Step 6: Final answer
x = 44,396.77
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.