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Finding the Fourth Proportional to 104,188.64, 143,664.52 and 75,451.46

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Solution

The fourth proportional to 104,188.64, 143,664.52 and 75,451.46 is: 104,039.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,188.64 : 143,664.52 = 75,451.46 : x
  2. Step 2: Convert to fraction form
    104,188.64/143,664.52 = 75,451.46/x
  3. Step 3: Cross multiply
    104,188.64x = 143,664.52 × 75,451.46
  4. Step 4: Simplify right side
    104,188.64x = 10,839,697,784.20
  5. Step 5: Solve for x
    x = 10,839,697,784.20/104,188.64
  6. Step 6: Final answer
    x = 104,039.15

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