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Finding the Fourth Proportional to 187,443.30, 281,201.40 and 54,327.90

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Solution

The fourth proportional to 187,443.30, 281,201.40 and 54,327.90 is: 81,502.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    187,443.30 : 281,201.40 = 54,327.90 : x
  2. Step 2: Convert to fraction form
    187,443.30/281,201.40 = 54,327.90/x
  3. Step 3: Cross multiply
    187,443.30x = 281,201.40 × 54,327.90
  4. Step 4: Simplify right side
    187,443.30x = 15,277,081,539.06
  5. Step 5: Solve for x
    x = 15,277,081,539.06/187,443.30
  6. Step 6: Final answer
    x = 81,502.41

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