Home / 239,107.46-329,869.24-142,291.91

Finding the Fourth Proportional to 239,107.46, 329,869.24 and 142,291.91

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Solution

The fourth proportional to 239,107.46, 329,869.24 and 142,291.91 is: 196,303.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    239,107.46 : 329,869.24 = 142,291.91 : x
  2. Step 2: Convert to fraction form
    239,107.46/329,869.24 = 142,291.91/x
  3. Step 3: Cross multiply
    239,107.46x = 329,869.24 × 142,291.91
  4. Step 4: Simplify right side
    239,107.46x = 46,937,722,204.77
  5. Step 5: Solve for x
    x = 46,937,722,204.77/239,107.46
  6. Step 6: Final answer
    x = 196,303.88

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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.