Finding the Fourth Proportional to 87,537.83, 131,311.39 and 27,570.99
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Solution
The fourth proportional to 87,537.83, 131,311.39 and 27,570.99 is: 41,357.95
Step by Step Solution
- Step 1: Write the proportion equation
87,537.83 : 131,311.39 = 27,570.99 : x - Step 2: Convert to fraction form
87,537.83/131,311.39 = 27,570.99/x - Step 3: Cross multiply
87,537.83x = 131,311.39 × 27,570.99 - Step 4: Simplify right side
87,537.83x = 3,620,384,757.14 - Step 5: Solve for x
x = 3,620,384,757.14/87,537.83 - Step 6: Final answer
x = 41,357.95
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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.