Home / 88,531.20-122,173.06-48,244.96

Finding the Fourth Proportional to 88,531.20, 122,173.06 and 48,244.96

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Solution

The fourth proportional to 88,531.20, 122,173.06 and 48,244.96 is: 66,578.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,531.20 : 122,173.06 = 48,244.96 : x
  2. Step 2: Convert to fraction form
    88,531.20/122,173.06 = 48,244.96/x
  3. Step 3: Cross multiply
    88,531.20x = 122,173.06 × 48,244.96
  4. Step 4: Simplify right side
    88,531.20x = 5,894,234,392.78
  5. Step 5: Solve for x
    x = 5,894,234,392.78/88,531.20
  6. Step 6: Final answer
    x = 66,578.05

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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.