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Finding the Fourth Proportional to 111,327.30, 166,662.90 and 73,929.60

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Solution

The fourth proportional to 111,327.30, 166,662.90 and 73,929.60 is: 110,676.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    111,327.30 : 166,662.90 = 73,929.60 : x
  2. Step 2: Convert to fraction form
    111,327.30/166,662.90 = 73,929.60/x
  3. Step 3: Cross multiply
    111,327.30x = 166,662.90 × 73,929.60
  4. Step 4: Simplify right side
    111,327.30x = 12,321,321,531.84
  5. Step 5: Solve for x
    x = 12,321,321,531.84/111,327.30
  6. Step 6: Final answer
    x = 110,676.55

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