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Finding the Fourth Proportional to 217,414.91, 300,035.64 and 131,361.92

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Solution

The fourth proportional to 217,414.91, 300,035.64 and 131,361.92 is: 181,281.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    217,414.91 : 300,035.64 = 131,361.92 : x
  2. Step 2: Convert to fraction form
    217,414.91/300,035.64 = 131,361.92/x
  3. Step 3: Cross multiply
    217,414.91x = 300,035.64 × 131,361.92
  4. Step 4: Simplify right side
    217,414.91x = 39,413,257,738.83
  5. Step 5: Solve for x
    x = 39,413,257,738.83/217,414.91
  6. Step 6: Final answer
    x = 181,281.30

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