Home / 259,990.28-389,936.10-126,736.52

Finding the Fourth Proportional to 259,990.28, 389,936.10 and 126,736.52

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Solution

The fourth proportional to 259,990.28, 389,936.10 and 126,736.52 is: 190,080.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    259,990.28 : 389,936.10 = 126,736.52 : x
  2. Step 2: Convert to fraction form
    259,990.28/389,936.10 = 126,736.52/x
  3. Step 3: Cross multiply
    259,990.28x = 389,936.10 × 126,736.52
  4. Step 4: Simplify right side
    259,990.28x = 49,419,144,336.37
  5. Step 5: Solve for x
    x = 49,419,144,336.37/259,990.28
  6. Step 6: Final answer
    x = 190,080.74

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