Home / 49,590.20-74,342.10-29,847.80

Finding the Fourth Proportional to 49,590.20, 74,342.10 and 29,847.80

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Solution

The fourth proportional to 49,590.20, 74,342.10 and 29,847.80 is: 44,745.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,590.20 : 74,342.10 = 29,847.80 : x
  2. Step 2: Convert to fraction form
    49,590.20/74,342.10 = 29,847.80/x
  3. Step 3: Cross multiply
    49,590.20x = 74,342.10 × 29,847.80
  4. Step 4: Simplify right side
    49,590.20x = 2,218,948,132.38
  5. Step 5: Solve for x
    x = 2,218,948,132.38/49,590.20
  6. Step 6: Final answer
    x = 44,745.70

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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.