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Finding the Fourth Proportional to 111,881.36, 167,799.54 and 54,931.34

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Solution

The fourth proportional to 111,881.36, 167,799.54 and 54,931.34 is: 82,385.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    111,881.36 : 167,799.54 = 54,931.34 : x
  2. Step 2: Convert to fraction form
    111,881.36/167,799.54 = 54,931.34/x
  3. Step 3: Cross multiply
    111,881.36x = 167,799.54 × 54,931.34
  4. Step 4: Simplify right side
    111,881.36x = 9,217,453,583.58
  5. Step 5: Solve for x
    x = 9,217,453,583.58/111,881.36
  6. Step 6: Final answer
    x = 82,385.96

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