Home / 170,858.03-256,141.23-120,780.59

Finding the Fourth Proportional to 170,858.03, 256,141.23 and 120,780.59

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Solution

The fourth proportional to 170,858.03, 256,141.23 and 120,780.59 is: 181,067.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    170,858.03 : 256,141.23 = 120,780.59 : x
  2. Step 2: Convert to fraction form
    170,858.03/256,141.23 = 120,780.59/x
  3. Step 3: Cross multiply
    170,858.03x = 256,141.23 × 120,780.59
  4. Step 4: Simplify right side
    170,858.03x = 30,936,888,882.73
  5. Step 5: Solve for x
    x = 30,936,888,882.73/170,858.03
  6. Step 6: Final answer
    x = 181,067.81

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