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Finding the Fourth Proportional to 201,189.54, 277,665.71 and 120,661.36

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Solution

The fourth proportional to 201,189.54, 277,665.71 and 120,661.36 is: 166,527.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    201,189.54 : 277,665.71 = 120,661.36 : x
  2. Step 2: Convert to fraction form
    201,189.54/277,665.71 = 120,661.36/x
  3. Step 3: Cross multiply
    201,189.54x = 277,665.71 × 120,661.36
  4. Step 4: Simplify right side
    201,189.54x = 33,503,522,193.97
  5. Step 5: Solve for x
    x = 33,503,522,193.97/201,189.54
  6. Step 6: Final answer
    x = 166,527.16

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