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Finding the Fourth Proportional to 126,991.97, 175,249.61 and 73,279.25

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Solution

The fourth proportional to 126,991.97, 175,249.61 and 73,279.25 is: 101,125.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    126,991.97 : 175,249.61 = 73,279.25 : x
  2. Step 2: Convert to fraction form
    126,991.97/175,249.61 = 73,279.25/x
  3. Step 3: Cross multiply
    126,991.97x = 175,249.61 × 73,279.25
  4. Step 4: Simplify right side
    126,991.97x = 12,842,159,983.59
  5. Step 5: Solve for x
    x = 12,842,159,983.59/126,991.97
  6. Step 6: Final answer
    x = 101,125.76

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