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Finding the Fourth Proportional to 178,889.40, 268,334.10 and 54,230.36

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Solution

The fourth proportional to 178,889.40, 268,334.10 and 54,230.36 is: 81,345.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    178,889.40 : 268,334.10 = 54,230.36 : x
  2. Step 2: Convert to fraction form
    178,889.40/268,334.10 = 54,230.36/x
  3. Step 3: Cross multiply
    178,889.40x = 268,334.10 × 54,230.36
  4. Step 4: Simplify right side
    178,889.40x = 14,551,854,843.28
  5. Step 5: Solve for x
    x = 14,551,854,843.28/178,889.40
  6. Step 6: Final answer
    x = 81,345.54

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