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Finding the Fourth Proportional to 167,662.10, 251,201.55 and 137,918.90

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Solution

The fourth proportional to 167,662.10, 251,201.55 and 137,918.90 is: 206,638.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    167,662.10 : 251,201.55 = 137,918.90 : x
  2. Step 2: Convert to fraction form
    167,662.10/251,201.55 = 137,918.90/x
  3. Step 3: Cross multiply
    167,662.10x = 251,201.55 × 137,918.90
  4. Step 4: Simplify right side
    167,662.10x = 34,645,441,454.30
  5. Step 5: Solve for x
    x = 34,645,441,454.30/167,662.10
  6. Step 6: Final answer
    x = 206,638.48

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