Home / 48,610.20-72,915.30-33,864.60

Finding the Fourth Proportional to 48,610.20, 72,915.30 and 33,864.60

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Solution

The fourth proportional to 48,610.20, 72,915.30 and 33,864.60 is: 50,796.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,610.20 : 72,915.30 = 33,864.60 : x
  2. Step 2: Convert to fraction form
    48,610.20/72,915.30 = 33,864.60/x
  3. Step 3: Cross multiply
    48,610.20x = 72,915.30 × 33,864.60
  4. Step 4: Simplify right side
    48,610.20x = 2,469,247,468.38
  5. Step 5: Solve for x
    x = 2,469,247,468.38/48,610.20
  6. Step 6: Final answer
    x = 50,796.90

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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.