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Finding the Fourth Proportional to 195,440.40, 293,160.60 and 77,072.40

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Solution

The fourth proportional to 195,440.40, 293,160.60 and 77,072.40 is: 115,608.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    195,440.40 : 293,160.60 = 77,072.40 : x
  2. Step 2: Convert to fraction form
    195,440.40/293,160.60 = 77,072.40/x
  3. Step 3: Cross multiply
    195,440.40x = 293,160.60 × 77,072.40
  4. Step 4: Simplify right side
    195,440.40x = 22,594,591,027.44
  5. Step 5: Solve for x
    x = 22,594,591,027.44/195,440.40
  6. Step 6: Final answer
    x = 115,608.60

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