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Finding the Fourth Proportional to 83,647.36, 125,490.78 and 27,487.63

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Solution

The fourth proportional to 83,647.36, 125,490.78 and 27,487.63 is: 41,237.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,647.36 : 125,490.78 = 27,487.63 : x
  2. Step 2: Convert to fraction form
    83,647.36/125,490.78 = 27,487.63/x
  3. Step 3: Cross multiply
    83,647.36x = 125,490.78 × 27,487.63
  4. Step 4: Simplify right side
    83,647.36x = 3,449,443,364.16
  5. Step 5: Solve for x
    x = 3,449,443,364.16/83,647.36
  6. Step 6: Final answer
    x = 41,237.93

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