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Finding the Fourth Proportional to 116,991.07, 175,024.87 and 88,609.78

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Solution

The fourth proportional to 116,991.07, 175,024.87 and 88,609.78 is: 132,564.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    116,991.07 : 175,024.87 = 88,609.78 : x
  2. Step 2: Convert to fraction form
    116,991.07/175,024.87 = 88,609.78/x
  3. Step 3: Cross multiply
    116,991.07x = 175,024.87 × 88,609.78
  4. Step 4: Simplify right side
    116,991.07x = 15,508,914,424.88
  5. Step 5: Solve for x
    x = 15,508,914,424.88/116,991.07
  6. Step 6: Final answer
    x = 132,564.95

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