Finding the Fourth Proportional to 71,587.83, 107,367.17 and 27,199.02
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Solution
The fourth proportional to 71,587.83, 107,367.17 and 27,199.02 is: 40,792.99
Step by Step Solution
- Step 1: Write the proportion equation
71,587.83 : 107,367.17 = 27,199.02 : x - Step 2: Convert to fraction form
71,587.83/107,367.17 = 27,199.02/x - Step 3: Cross multiply
71,587.83x = 107,367.17 × 27,199.02 - Step 4: Simplify right side
71,587.83x = 2,920,281,668.18 - Step 5: Solve for x
x = 2,920,281,668.18/71,587.83 - Step 6: Final answer
x = 40,792.99
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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.