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Finding the Fourth Proportional to 115,464.62, 159,431.28 and 88,564.52

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Solution

The fourth proportional to 115,464.62, 159,431.28 and 88,564.52 is: 122,288.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    115,464.62 : 159,431.28 = 88,564.52 : x
  2. Step 2: Convert to fraction form
    115,464.62/159,431.28 = 88,564.52/x
  3. Step 3: Cross multiply
    115,464.62x = 159,431.28 × 88,564.52
  4. Step 4: Simplify right side
    115,464.62x = 14,119,954,786.19
  5. Step 5: Solve for x
    x = 14,119,954,786.19/115,464.62
  6. Step 6: Final answer
    x = 122,288.15

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