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Finding the Fourth Proportional to 267,891.72, 401,831.10 and 68,212.56

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Solution

The fourth proportional to 267,891.72, 401,831.10 and 68,212.56 is: 102,317.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    267,891.72 : 401,831.10 = 68,212.56 : x
  2. Step 2: Convert to fraction form
    267,891.72/401,831.10 = 68,212.56/x
  3. Step 3: Cross multiply
    267,891.72x = 401,831.10 × 68,212.56
  4. Step 4: Simplify right side
    267,891.72x = 27,409,928,018.62
  5. Step 5: Solve for x
    x = 27,409,928,018.62/267,891.72
  6. Step 6: Final answer
    x = 102,317.19

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