Home / 66,043.20-99,079.38-32,781.36

Finding the Fourth Proportional to 66,043.20, 99,079.38 and 32,781.36

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Solution

The fourth proportional to 66,043.20, 99,079.38 and 32,781.36 is: 49,179.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,043.20 : 99,079.38 = 32,781.36 : x
  2. Step 2: Convert to fraction form
    66,043.20/99,079.38 = 32,781.36/x
  3. Step 3: Cross multiply
    66,043.20x = 99,079.38 × 32,781.36
  4. Step 4: Simplify right side
    66,043.20x = 3,247,956,824.36
  5. Step 5: Solve for x
    x = 3,247,956,824.36/66,043.20
  6. Step 6: Final answer
    x = 49,179.28

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