Home / 48,930.20-73,395.30-48,469.40

Finding the Fourth Proportional to 48,930.20, 73,395.30 and 48,469.40

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Solution

The fourth proportional to 48,930.20, 73,395.30 and 48,469.40 is: 72,704.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,930.20 : 73,395.30 = 48,469.40 : x
  2. Step 2: Convert to fraction form
    48,930.20/73,395.30 = 48,469.40/x
  3. Step 3: Cross multiply
    48,930.20x = 73,395.30 × 48,469.40
  4. Step 4: Simplify right side
    48,930.20x = 3,557,426,153.82
  5. Step 5: Solve for x
    x = 3,557,426,153.82/48,930.20
  6. Step 6: Final answer
    x = 72,704.10

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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.