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Finding the Fourth Proportional to 142,991.93, 197,246.87 and 89,183.52

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Solution

The fourth proportional to 142,991.93, 197,246.87 and 89,183.52 is: 123,022.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    142,991.93 : 197,246.87 = 89,183.52 : x
  2. Step 2: Convert to fraction form
    142,991.93/197,246.87 = 89,183.52/x
  3. Step 3: Cross multiply
    142,991.93x = 197,246.87 × 89,183.52
  4. Step 4: Simplify right side
    142,991.93x = 17,591,169,729.66
  5. Step 5: Solve for x
    x = 17,591,169,729.66/142,991.93
  6. Step 6: Final answer
    x = 123,022.12

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