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Finding the Fourth Proportional to 53,997.60, 80,985.60 and 25,917.60

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Solution

The fourth proportional to 53,997.60, 80,985.60 and 25,917.60 is: 38,871.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,997.60 : 80,985.60 = 25,917.60 : x
  2. Step 2: Convert to fraction form
    53,997.60/80,985.60 = 25,917.60/x
  3. Step 3: Cross multiply
    53,997.60x = 80,985.60 × 25,917.60
  4. Step 4: Simplify right side
    53,997.60x = 2,098,952,386.56
  5. Step 5: Solve for x
    x = 2,098,952,386.56/53,997.60
  6. Step 6: Final answer
    x = 38,871.22

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