Finding the Fourth Proportional to 87,534.10, 131,290.21 and 24,358.96
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Solution
The fourth proportional to 87,534.10, 131,290.21 and 24,358.96 is: 36,535.39
Step by Step Solution
- Step 1: Write the proportion equation
87,534.10 : 131,290.21 = 24,358.96 : x - Step 2: Convert to fraction form
87,534.10/131,290.21 = 24,358.96/x - Step 3: Cross multiply
87,534.10x = 131,290.21 × 24,358.96 - Step 4: Simplify right side
87,534.10x = 3,198,092,195.54 - Step 5: Solve for x
x = 3,198,092,195.54/87,534.10 - Step 6: Final answer
x = 36,535.39
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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.