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Finding the Fourth Proportional to 81,498.34, 122,255.46 and 25,323.34

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Solution

The fourth proportional to 81,498.34, 122,255.46 and 25,323.34 is: 37,987.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    81,498.34 : 122,255.46 = 25,323.34 : x
  2. Step 2: Convert to fraction form
    81,498.34/122,255.46 = 25,323.34/x
  3. Step 3: Cross multiply
    81,498.34x = 122,255.46 × 25,323.34
  4. Step 4: Simplify right side
    81,498.34x = 3,095,916,580.44
  5. Step 5: Solve for x
    x = 3,095,916,580.44/81,498.34
  6. Step 6: Final answer
    x = 37,987.48

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