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Finding the Fourth Proportional to 114,945.73, 172,306.77 and 54,958.61

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Solution

The fourth proportional to 114,945.73, 172,306.77 and 54,958.61 is: 82,384.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    114,945.73 : 172,306.77 = 54,958.61 : x
  2. Step 2: Convert to fraction form
    114,945.73/172,306.77 = 54,958.61/x
  3. Step 3: Cross multiply
    114,945.73x = 172,306.77 × 54,958.61
  4. Step 4: Simplify right side
    114,945.73x = 9,469,740,797.46
  5. Step 5: Solve for x
    x = 9,469,740,797.46/114,945.73
  6. Step 6: Final answer
    x = 82,384.45

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