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Finding the Fourth Proportional to 167,542.10, 251,357.70 and 72,731.60

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Solution

The fourth proportional to 167,542.10, 251,357.70 and 72,731.60 is: 109,116.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    167,542.10 : 251,357.70 = 72,731.60 : x
  2. Step 2: Convert to fraction form
    167,542.10/251,357.70 = 72,731.60/x
  3. Step 3: Cross multiply
    167,542.10x = 251,357.70 × 72,731.60
  4. Step 4: Simplify right side
    167,542.10x = 18,281,647,693.32
  5. Step 5: Solve for x
    x = 18,281,647,693.32/167,542.10
  6. Step 6: Final answer
    x = 109,116.74

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