Home / 79,828.82-119,743.24-32,469.68

Finding the Fourth Proportional to 79,828.82, 119,743.24 and 32,469.68

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Solution

The fourth proportional to 79,828.82, 119,743.24 and 32,469.68 is: 48,704.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,828.82 : 119,743.24 = 32,469.68 : x
  2. Step 2: Convert to fraction form
    79,828.82/119,743.24 = 32,469.68/x
  3. Step 3: Cross multiply
    79,828.82x = 119,743.24 × 32,469.68
  4. Step 4: Simplify right side
    79,828.82x = 3,888,024,451.73
  5. Step 5: Solve for x
    x = 3,888,024,451.73/79,828.82
  6. Step 6: Final answer
    x = 48,704.52

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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.