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Finding the Fourth Proportional to 104,182.94, 143,743.28 and 65,424.94

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Solution

The fourth proportional to 104,182.94, 143,743.28 and 65,424.94 is: 90,268.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,182.94 : 143,743.28 = 65,424.94 : x
  2. Step 2: Convert to fraction form
    104,182.94/143,743.28 = 65,424.94/x
  3. Step 3: Cross multiply
    104,182.94x = 143,743.28 × 65,424.94
  4. Step 4: Simplify right side
    104,182.94x = 9,404,395,469.40
  5. Step 5: Solve for x
    x = 9,404,395,469.40/104,182.94
  6. Step 6: Final answer
    x = 90,268.09

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