Finding the Fourth Proportional to 107,115.14, 160,695.19 and 32,240.77
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Solution
The fourth proportional to 107,115.14, 160,695.19 and 32,240.77 is: 48,367.92
Step by Step Solution
- Step 1: Write the proportion equation
107,115.14 : 160,695.19 = 32,240.77 : x - Step 2: Convert to fraction form
107,115.14/160,695.19 = 32,240.77/x - Step 3: Cross multiply
107,115.14x = 160,695.19 × 32,240.77 - Step 4: Simplify right side
107,115.14x = 5,180,936,299.46 - Step 5: Solve for x
x = 5,180,936,299.46/107,115.14 - Step 6: Final answer
x = 48,367.92
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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.