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Finding the Fourth Proportional to 187,789.76, 281,685.13 and 54,673.21

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Solution

The fourth proportional to 187,789.76, 281,685.13 and 54,673.21 is: 82,009.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    187,789.76 : 281,685.13 = 54,673.21 : x
  2. Step 2: Convert to fraction form
    187,789.76/281,685.13 = 54,673.21/x
  3. Step 3: Cross multiply
    187,789.76x = 281,685.13 × 54,673.21
  4. Step 4: Simplify right side
    187,789.76x = 15,400,630,481.79
  5. Step 5: Solve for x
    x = 15,400,630,481.79/187,789.76
  6. Step 6: Final answer
    x = 82,009.96

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