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Finding the Fourth Proportional to 276,196.44, 381,203.44 and 172,878.56

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Solution

The fourth proportional to 276,196.44, 381,203.44 and 172,878.56 is: 238,605.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    276,196.44 : 381,203.44 = 172,878.56 : x
  2. Step 2: Convert to fraction form
    276,196.44/381,203.44 = 172,878.56/x
  3. Step 3: Cross multiply
    276,196.44x = 381,203.44 × 172,878.56
  4. Step 4: Simplify right side
    276,196.44x = 65,901,901,774.25
  5. Step 5: Solve for x
    x = 65,901,901,774.25/276,196.44
  6. Step 6: Final answer
    x = 238,605.18

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