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Finding the Fourth Proportional to 201,129.62, 301,694.12 and 51,369.87

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Solution

The fourth proportional to 201,129.62, 301,694.12 and 51,369.87 is: 77,054.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    201,129.62 : 301,694.12 = 51,369.87 : x
  2. Step 2: Convert to fraction form
    201,129.62/301,694.12 = 51,369.87/x
  3. Step 3: Cross multiply
    201,129.62x = 301,694.12 × 51,369.87
  4. Step 4: Simplify right side
    201,129.62x = 15,497,987,724.16
  5. Step 5: Solve for x
    x = 15,497,987,724.16/201,129.62
  6. Step 6: Final answer
    x = 77,054.73

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