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Finding the Fourth Proportional to 223,831.78, 335,747.70 and 76,087.78

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Solution

The fourth proportional to 223,831.78, 335,747.70 and 76,087.78 is: 114,131.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    223,831.78 : 335,747.70 = 76,087.78 : x
  2. Step 2: Convert to fraction form
    223,831.78/335,747.70 = 76,087.78/x
  3. Step 3: Cross multiply
    223,831.78x = 335,747.70 × 76,087.78
  4. Step 4: Simplify right side
    223,831.78x = 25,546,297,133.11
  5. Step 5: Solve for x
    x = 25,546,297,133.11/223,831.78
  6. Step 6: Final answer
    x = 114,131.68

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