Home / 48,704.20-73,121.10-38,854.60

Finding the Fourth Proportional to 48,704.20, 73,121.10 and 38,854.60

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Solution

The fourth proportional to 48,704.20, 73,121.10 and 38,854.60 is: 58,333.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,704.20 : 73,121.10 = 38,854.60 : x
  2. Step 2: Convert to fraction form
    48,704.20/73,121.10 = 38,854.60/x
  3. Step 3: Cross multiply
    48,704.20x = 73,121.10 × 38,854.60
  4. Step 4: Simplify right side
    48,704.20x = 2,841,091,092.06
  5. Step 5: Solve for x
    x = 2,841,091,092.06/48,704.20
  6. Step 6: Final answer
    x = 58,333.60

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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.