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Finding the Fourth Proportional to 110,942.60, 166,428.30 and 54,811.40

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Solution

The fourth proportional to 110,942.60, 166,428.30 and 54,811.40 is: 82,224.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    110,942.60 : 166,428.30 = 54,811.40 : x
  2. Step 2: Convert to fraction form
    110,942.60/166,428.30 = 54,811.40/x
  3. Step 3: Cross multiply
    110,942.60x = 166,428.30 × 54,811.40
  4. Step 4: Simplify right side
    110,942.60x = 9,122,168,122.62
  5. Step 5: Solve for x
    x = 9,122,168,122.62/110,942.60
  6. Step 6: Final answer
    x = 82,224.21

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