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Finding the Fourth Proportional to 111,265.21, 166,858.51 and 48,082.78

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Solution

The fourth proportional to 111,265.21, 166,858.51 and 48,082.78 is: 72,107.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    111,265.21 : 166,858.51 = 48,082.78 : x
  2. Step 2: Convert to fraction form
    111,265.21/166,858.51 = 48,082.78/x
  3. Step 3: Cross multiply
    111,265.21x = 166,858.51 × 48,082.78
  4. Step 4: Simplify right side
    111,265.21x = 8,023,021,027.46
  5. Step 5: Solve for x
    x = 8,023,021,027.46/111,265.21
  6. Step 6: Final answer
    x = 72,107.18

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