Finding the Fourth Proportional to 71,542.44, 107,269.92 and 34,113.96
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Solution
The fourth proportional to 71,542.44, 107,269.92 and 34,113.96 is: 51,150.08
Step by Step Solution
- Step 1: Write the proportion equation
71,542.44 : 107,269.92 = 34,113.96 : x - Step 2: Convert to fraction form
71,542.44/107,269.92 = 34,113.96/x - Step 3: Cross multiply
71,542.44x = 107,269.92 × 34,113.96 - Step 4: Simplify right side
71,542.44x = 3,659,401,760.08 - Step 5: Solve for x
x = 3,659,401,760.08/71,542.44 - Step 6: Final answer
x = 51,150.08
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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.