Finding the Fourth Proportional to 71,242.01, 106,833.46 and 26,265.92
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Solution
The fourth proportional to 71,242.01, 106,833.46 and 26,265.92 is: 39,387.99
Step by Step Solution
- Step 1: Write the proportion equation
71,242.01 : 106,833.46 = 26,265.92 : x - Step 2: Convert to fraction form
71,242.01/106,833.46 = 26,265.92/x - Step 3: Cross multiply
71,242.01x = 106,833.46 × 26,265.92 - Step 4: Simplify right side
71,242.01x = 2,806,079,090.17 - Step 5: Solve for x
x = 2,806,079,090.17/71,242.01 - Step 6: Final answer
x = 39,387.99
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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.