Home / 49,280.10-73,920.15-48,761.70

Finding the Fourth Proportional to 49,280.10, 73,920.15 and 48,761.70

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Solution

The fourth proportional to 49,280.10, 73,920.15 and 48,761.70 is: 73,142.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,280.10 : 73,920.15 = 48,761.70 : x
  2. Step 2: Convert to fraction form
    49,280.10/73,920.15 = 48,761.70/x
  3. Step 3: Cross multiply
    49,280.10x = 73,920.15 × 48,761.70
  4. Step 4: Simplify right side
    49,280.10x = 3,604,472,178.26
  5. Step 5: Solve for x
    x = 3,604,472,178.26/49,280.10
  6. Step 6: Final answer
    x = 73,142.55

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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.