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Finding the Fourth Proportional to 125,348.56, 188,023.48 and 42,243.28

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Solution

The fourth proportional to 125,348.56, 188,023.48 and 42,243.28 is: 63,365.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    125,348.56 : 188,023.48 = 42,243.28 : x
  2. Step 2: Convert to fraction form
    125,348.56/188,023.48 = 42,243.28/x
  3. Step 3: Cross multiply
    125,348.56x = 188,023.48 × 42,243.28
  4. Step 4: Simplify right side
    125,348.56x = 7,942,728,512.21
  5. Step 5: Solve for x
    x = 7,942,728,512.21/125,348.56
  6. Step 6: Final answer
    x = 63,365.14

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