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Finding the Fourth Proportional to 122,481.43, 183,650.63 and 47,513.97

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Solution

The fourth proportional to 122,481.43, 183,650.63 and 47,513.97 is: 71,243.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    122,481.43 : 183,650.63 = 47,513.97 : x
  2. Step 2: Convert to fraction form
    122,481.43/183,650.63 = 47,513.97/x
  3. Step 3: Cross multiply
    122,481.43x = 183,650.63 × 47,513.97
  4. Step 4: Simplify right side
    122,481.43x = 8,725,970,286.73
  5. Step 5: Solve for x
    x = 8,725,970,286.73/122,481.43
  6. Step 6: Final answer
    x = 71,243.21

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