Home / 79,707.24-119,568.96-27,120.42

Finding the Fourth Proportional to 79,707.24, 119,568.96 and 27,120.42

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Solution

The fourth proportional to 79,707.24, 119,568.96 and 27,120.42 is: 40,683.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,707.24 : 119,568.96 = 27,120.42 : x
  2. Step 2: Convert to fraction form
    79,707.24/119,568.96 = 27,120.42/x
  3. Step 3: Cross multiply
    79,707.24x = 119,568.96 × 27,120.42
  4. Step 4: Simplify right side
    79,707.24x = 3,242,760,414.16
  5. Step 5: Solve for x
    x = 3,242,760,414.16/79,707.24
  6. Step 6: Final answer
    x = 40,683.39

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