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Finding the Fourth Proportional to 239,872.86, 331,029.72 and 132,449.72

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Solution

The fourth proportional to 239,872.86, 331,029.72 and 132,449.72 is: 182,783.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    239,872.86 : 331,029.72 = 132,449.72 : x
  2. Step 2: Convert to fraction form
    239,872.86/331,029.72 = 132,449.72/x
  3. Step 3: Cross multiply
    239,872.86x = 331,029.72 × 132,449.72
  4. Step 4: Simplify right side
    239,872.86x = 43,844,792,070.53
  5. Step 5: Solve for x
    x = 43,844,792,070.53/239,872.86
  6. Step 6: Final answer
    x = 182,783.46

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