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Finding the Fourth Proportional to 165,209.63, 227,989.89 and 89,758.13

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Solution

The fourth proportional to 165,209.63, 227,989.89 and 89,758.13 is: 123,866.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    165,209.63 : 227,989.89 = 89,758.13 : x
  2. Step 2: Convert to fraction form
    165,209.63/227,989.89 = 89,758.13/x
  3. Step 3: Cross multiply
    165,209.63x = 227,989.89 × 89,758.13
  4. Step 4: Simplify right side
    165,209.63x = 20,463,945,045.36
  5. Step 5: Solve for x
    x = 20,463,945,045.36/165,209.63
  6. Step 6: Final answer
    x = 123,866.54

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