Home / 137,729.36-190,105.89-89,330.24

Finding the Fourth Proportional to 137,729.36, 190,105.89 and 89,330.24

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Solution

The fourth proportional to 137,729.36, 190,105.89 and 89,330.24 is: 123,301.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    137,729.36 : 190,105.89 = 89,330.24 : x
  2. Step 2: Convert to fraction form
    137,729.36/190,105.89 = 89,330.24/x
  3. Step 3: Cross multiply
    137,729.36x = 190,105.89 × 89,330.24
  4. Step 4: Simplify right side
    137,729.36x = 16,982,204,919.39
  5. Step 5: Solve for x
    x = 16,982,204,919.39/137,729.36
  6. Step 6: Final answer
    x = 123,301.27

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