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Finding the Fourth Proportional to 190,843.75, 263,364.42 and 105,961.42

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Solution

The fourth proportional to 190,843.75, 263,364.42 and 105,961.42 is: 146,226.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    190,843.75 : 263,364.42 = 105,961.42 : x
  2. Step 2: Convert to fraction form
    190,843.75/263,364.42 = 105,961.42/x
  3. Step 3: Cross multiply
    190,843.75x = 263,364.42 × 105,961.42
  4. Step 4: Simplify right side
    190,843.75x = 27,906,467,920.68
  5. Step 5: Solve for x
    x = 27,906,467,920.68/190,843.75
  6. Step 6: Final answer
    x = 146,226.78

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