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Finding the Fourth Proportional to 123,137.76, 184,735.14 and 38,906.28

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Solution

The fourth proportional to 123,137.76, 184,735.14 and 38,906.28 is: 58,368.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    123,137.76 : 184,735.14 = 38,906.28 : x
  2. Step 2: Convert to fraction form
    123,137.76/184,735.14 = 38,906.28/x
  3. Step 3: Cross multiply
    123,137.76x = 184,735.14 × 38,906.28
  4. Step 4: Simplify right side
    123,137.76x = 7,187,357,082.68
  5. Step 5: Solve for x
    x = 7,187,357,082.68/123,137.76
  6. Step 6: Final answer
    x = 58,368.42

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