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Finding the Fourth Proportional to 60,002.78, 89,808.85 and 44,201.60

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Solution

The fourth proportional to 60,002.78, 89,808.85 and 44,201.60 is: 66,158.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,002.78 : 89,808.85 = 44,201.60 : x
  2. Step 2: Convert to fraction form
    60,002.78/89,808.85 = 44,201.60/x
  3. Step 3: Cross multiply
    60,002.78x = 89,808.85 × 44,201.60
  4. Step 4: Simplify right side
    60,002.78x = 3,969,694,864.16
  5. Step 5: Solve for x
    x = 3,969,694,864.16/60,002.78
  6. Step 6: Final answer
    x = 66,158.52

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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.