Finding the Fourth Proportional to 87,610.08, 131,403.60 and 25,286.88
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Solution
The fourth proportional to 87,610.08, 131,403.60 and 25,286.88 is: 37,926.99
Step by Step Solution
- Step 1: Write the proportion equation
87,610.08 : 131,403.60 = 25,286.88 : x - Step 2: Convert to fraction form
87,610.08/131,403.60 = 25,286.88/x - Step 3: Cross multiply
87,610.08x = 131,403.60 × 25,286.88 - Step 4: Simplify right side
87,610.08x = 3,322,787,064.77 - Step 5: Solve for x
x = 3,322,787,064.77/87,610.08 - Step 6: Final answer
x = 37,926.99
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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.