Finding the Fourth Proportional to 88,524.68, 122,162.49 and 48,238.70
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Solution
The fourth proportional to 88,524.68, 122,162.49 and 48,238.70 is: 66,568.55
Step by Step Solution
- Step 1: Write the proportion equation
88,524.68 : 122,162.49 = 48,238.70 : x - Step 2: Convert to fraction form
88,524.68/122,162.49 = 48,238.70/x - Step 3: Cross multiply
88,524.68x = 122,162.49 × 48,238.70 - Step 4: Simplify right side
88,524.68x = 5,892,959,095.55 - Step 5: Solve for x
x = 5,892,959,095.55/88,524.68 - Step 6: Final answer
x = 66,568.55
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.