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Finding the Fourth Proportional to 193,405.51, 266,902.05 and 108,520.75

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Solution

The fourth proportional to 193,405.51, 266,902.05 and 108,520.75 is: 149,760.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    193,405.51 : 266,902.05 = 108,520.75 : x
  2. Step 2: Convert to fraction form
    193,405.51/266,902.05 = 108,520.75/x
  3. Step 3: Cross multiply
    193,405.51x = 266,902.05 × 108,520.75
  4. Step 4: Simplify right side
    193,405.51x = 28,964,410,642.54
  5. Step 5: Solve for x
    x = 28,964,410,642.54/193,405.51
  6. Step 6: Final answer
    x = 149,760.01

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