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Finding the Fourth Proportional to 202,255.52, 279,112.37 and 111,611.43

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Solution

The fourth proportional to 202,255.52, 279,112.37 and 111,611.43 is: 154,023.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    202,255.52 : 279,112.37 = 111,611.43 : x
  2. Step 2: Convert to fraction form
    202,255.52/279,112.37 = 111,611.43/x
  3. Step 3: Cross multiply
    202,255.52x = 279,112.37 × 111,611.43
  4. Step 4: Simplify right side
    202,255.52x = 31,152,130,188.33
  5. Step 5: Solve for x
    x = 31,152,130,188.33/202,255.52
  6. Step 6: Final answer
    x = 154,023.64

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