Finding the Fourth Proportional to 71,515.99, 107,270.49 and 26,546.10
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Solution
The fourth proportional to 71,515.99, 107,270.49 and 26,546.10 is: 39,817.85
Step by Step Solution
- Step 1: Write the proportion equation
71,515.99 : 107,270.49 = 26,546.10 : x - Step 2: Convert to fraction form
71,515.99/107,270.49 = 26,546.10/x - Step 3: Cross multiply
71,515.99x = 107,270.49 × 26,546.10 - Step 4: Simplify right side
71,515.99x = 2,847,613,154.59 - Step 5: Solve for x
x = 2,847,613,154.59/71,515.99 - Step 6: Final answer
x = 39,817.85
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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.