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Finding the Fourth Proportional to 132,705.60, 199,058.40 and 43,972.80

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Solution

The fourth proportional to 132,705.60, 199,058.40 and 43,972.80 is: 65,959.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,705.60 : 199,058.40 = 43,972.80 : x
  2. Step 2: Convert to fraction form
    132,705.60/199,058.40 = 43,972.80/x
  3. Step 3: Cross multiply
    132,705.60x = 199,058.40 × 43,972.80
  4. Step 4: Simplify right side
    132,705.60x = 8,753,155,211.52
  5. Step 5: Solve for x
    x = 8,753,155,211.52/132,705.60
  6. Step 6: Final answer
    x = 65,959.20

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