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Finding the Fourth Proportional to 53,408.89, 80,143.43 and 36,782.22

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Solution

The fourth proportional to 53,408.89, 80,143.43 and 36,782.22 is: 55,194.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,408.89 : 80,143.43 = 36,782.22 : x
  2. Step 2: Convert to fraction form
    53,408.89/80,143.43 = 36,782.22/x
  3. Step 3: Cross multiply
    53,408.89x = 80,143.43 × 36,782.22
  4. Step 4: Simplify right side
    53,408.89x = 2,947,853,273.81
  5. Step 5: Solve for x
    x = 2,947,853,273.81/53,408.89
  6. Step 6: Final answer
    x = 55,194.06

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