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Finding the Fourth Proportional to 268,151.31, 369,745.55 and 171,227.72

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Solution

The fourth proportional to 268,151.31, 369,745.55 and 171,227.72 is: 236,100.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    268,151.31 : 369,745.55 = 171,227.72 : x
  2. Step 2: Convert to fraction form
    268,151.31/369,745.55 = 171,227.72/x
  3. Step 3: Cross multiply
    268,151.31x = 369,745.55 × 171,227.72
  4. Step 4: Simplify right side
    268,151.31x = 63,310,687,506.65
  5. Step 5: Solve for x
    x = 63,310,687,506.65/268,151.31
  6. Step 6: Final answer
    x = 236,100.61

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