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Finding the Fourth Proportional to 75,139.64, 103,694.22 and 41,606.84

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Solution

The fourth proportional to 75,139.64, 103,694.22 and 41,606.84 is: 57,418.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,139.64 : 103,694.22 = 41,606.84 : x
  2. Step 2: Convert to fraction form
    75,139.64/103,694.22 = 41,606.84/x
  3. Step 3: Cross multiply
    75,139.64x = 103,694.22 × 41,606.84
  4. Step 4: Simplify right side
    75,139.64x = 4,314,388,820.46
  5. Step 5: Solve for x
    x = 4,314,388,820.46/75,139.64
  6. Step 6: Final answer
    x = 57,418.28

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