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Finding the Fourth Proportional to 120,493.02, 166,280.37 and 66,786.12

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Solution

The fourth proportional to 120,493.02, 166,280.37 and 66,786.12 is: 92,164.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    120,493.02 : 166,280.37 = 66,786.12 : x
  2. Step 2: Convert to fraction form
    120,493.02/166,280.37 = 66,786.12/x
  3. Step 3: Cross multiply
    120,493.02x = 166,280.37 × 66,786.12
  4. Step 4: Simplify right side
    120,493.02x = 11,105,220,744.46
  5. Step 5: Solve for x
    x = 11,105,220,744.46/120,493.02
  6. Step 6: Final answer
    x = 92,164.85

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