Home / 234,340.62-323,422.24-143,680.56

Finding the Fourth Proportional to 234,340.62, 323,422.24 and 143,680.56

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Solution

The fourth proportional to 234,340.62, 323,422.24 and 143,680.56 is: 198,298.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    234,340.62 : 323,422.24 = 143,680.56 : x
  2. Step 2: Convert to fraction form
    234,340.62/323,422.24 = 143,680.56/x
  3. Step 3: Cross multiply
    234,340.62x = 323,422.24 × 143,680.56
  4. Step 4: Simplify right side
    234,340.62x = 46,469,488,559.65
  5. Step 5: Solve for x
    x = 46,469,488,559.65/234,340.62
  6. Step 6: Final answer
    x = 198,298.91

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.