Finding the Fourth Proportional to 87,806.10, 131,738.72 and 27,844.41
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Solution
The fourth proportional to 87,806.10, 131,738.72 and 27,844.41 is: 41,775.99
Step by Step Solution
- Step 1: Write the proportion equation
87,806.10 : 131,738.72 = 27,844.41 : x - Step 2: Convert to fraction form
87,806.10/131,738.72 = 27,844.41/x - Step 3: Cross multiply
87,806.10x = 131,738.72 × 27,844.41 - Step 4: Simplify right side
87,806.10x = 3,668,186,793.33 - Step 5: Solve for x
x = 3,668,186,793.33/87,806.10 - Step 6: Final answer
x = 41,775.99
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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.