Home / 239,881.37-331,033.97-132,449.11

Finding the Fourth Proportional to 239,881.37, 331,033.97 and 132,449.11

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Solution

The fourth proportional to 239,881.37, 331,033.97 and 132,449.11 is: 182,778.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    239,881.37 : 331,033.97 = 132,449.11 : x
  2. Step 2: Convert to fraction form
    239,881.37/331,033.97 = 132,449.11/x
  3. Step 3: Cross multiply
    239,881.37x = 331,033.97 × 132,449.11
  4. Step 4: Simplify right side
    239,881.37x = 43,845,154,209.80
  5. Step 5: Solve for x
    x = 43,845,154,209.80/239,881.37
  6. Step 6: Final answer
    x = 182,778.49

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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.