Home / 239,844.32-330,996.24-132,429.60

Finding the Fourth Proportional to 239,844.32, 330,996.24 and 132,429.60

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Solution

The fourth proportional to 239,844.32, 330,996.24 and 132,429.60 is: 182,758.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    239,844.32 : 330,996.24 = 132,429.60 : x
  2. Step 2: Convert to fraction form
    239,844.32/330,996.24 = 132,429.60/x
  3. Step 3: Cross multiply
    239,844.32x = 330,996.24 × 132,429.60
  4. Step 4: Simplify right side
    239,844.32x = 43,833,699,664.70
  5. Step 5: Solve for x
    x = 43,833,699,664.70/239,844.32
  6. Step 6: Final answer
    x = 182,758.96

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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.