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Finding the Fourth Proportional to 222,747.64, 307,405.74 and 122,145.64

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Solution

The fourth proportional to 222,747.64, 307,405.74 and 122,145.64 is: 168,568.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    222,747.64 : 307,405.74 = 122,145.64 : x
  2. Step 2: Convert to fraction form
    222,747.64/307,405.74 = 122,145.64/x
  3. Step 3: Cross multiply
    222,747.64x = 307,405.74 × 122,145.64
  4. Step 4: Simplify right side
    222,747.64x = 37,548,270,851.97
  5. Step 5: Solve for x
    x = 37,548,270,851.97/222,747.64
  6. Step 6: Final answer
    x = 168,568.66

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