Home / 74,497.12-111,743.20-32,377.24

Finding the Fourth Proportional to 74,497.12, 111,743.20 and 32,377.24

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Solution

The fourth proportional to 74,497.12, 111,743.20 and 32,377.24 is: 48,564.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,497.12 : 111,743.20 = 32,377.24 : x
  2. Step 2: Convert to fraction form
    74,497.12/111,743.20 = 32,377.24/x
  3. Step 3: Cross multiply
    74,497.12x = 111,743.20 × 32,377.24
  4. Step 4: Simplify right side
    74,497.12x = 3,617,936,404.77
  5. Step 5: Solve for x
    x = 3,617,936,404.77/74,497.12
  6. Step 6: Final answer
    x = 48,564.78

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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.