Finding the Fourth Proportional to 88,512.75, 122,148.99 and 48,226.50
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Solution
The fourth proportional to 88,512.75, 122,148.99 and 48,226.50 is: 66,553.33
Step by Step Solution
- Step 1: Write the proportion equation
88,512.75 : 122,148.99 = 48,226.50 : x - Step 2: Convert to fraction form
88,512.75/122,148.99 = 48,226.50/x - Step 3: Cross multiply
88,512.75x = 122,148.99 × 48,226.50 - Step 4: Simplify right side
88,512.75x = 5,890,818,266.24 - Step 5: Solve for x
x = 5,890,818,266.24/88,512.75 - Step 6: Final answer
x = 66,553.33
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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.