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Finding the Fourth Proportional to 167,906.20, 251,859.30 and 136,413.40

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Solution

The fourth proportional to 167,906.20, 251,859.30 and 136,413.40 is: 204,620.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    167,906.20 : 251,859.30 = 136,413.40 : x
  2. Step 2: Convert to fraction form
    167,906.20/251,859.30 = 136,413.40/x
  3. Step 3: Cross multiply
    167,906.20x = 251,859.30 × 136,413.40
  4. Step 4: Simplify right side
    167,906.20x = 34,356,983,434.62
  5. Step 5: Solve for x
    x = 34,356,983,434.62/167,906.20
  6. Step 6: Final answer
    x = 204,620.10

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