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Finding the Fourth Proportional to 120,462.53, 166,241.57 and 66,753.45

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Solution

The fourth proportional to 120,462.53, 166,241.57 and 66,753.45 is: 92,121.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    120,462.53 : 166,241.57 = 66,753.45 : x
  2. Step 2: Convert to fraction form
    120,462.53/166,241.57 = 66,753.45/x
  3. Step 3: Cross multiply
    120,462.53x = 166,241.57 × 66,753.45
  4. Step 4: Simplify right side
    120,462.53x = 11,097,197,997.15
  5. Step 5: Solve for x
    x = 11,097,197,997.15/120,462.53
  6. Step 6: Final answer
    x = 92,121.58

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