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Finding the Fourth Proportional to 83,829.52, 115,732.56 and 55,573.48

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Solution

The fourth proportional to 83,829.52, 115,732.56 and 55,573.48 is: 76,723.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,829.52 : 115,732.56 = 55,573.48 : x
  2. Step 2: Convert to fraction form
    83,829.52/115,732.56 = 55,573.48/x
  3. Step 3: Cross multiply
    83,829.52x = 115,732.56 × 55,573.48
  4. Step 4: Simplify right side
    83,829.52x = 6,431,661,108.51
  5. Step 5: Solve for x
    x = 6,431,661,108.51/83,829.52
  6. Step 6: Final answer
    x = 76,723.11

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