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Finding the Fourth Proportional to 192,102.10, 288,130.47 and 51,871.66

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Solution

The fourth proportional to 192,102.10, 288,130.47 and 51,871.66 is: 77,801.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    192,102.10 : 288,130.47 = 51,871.66 : x
  2. Step 2: Convert to fraction form
    192,102.10/288,130.47 = 51,871.66/x
  3. Step 3: Cross multiply
    192,102.10x = 288,130.47 × 51,871.66
  4. Step 4: Simplify right side
    192,102.10x = 14,945,805,775.48
  5. Step 5: Solve for x
    x = 14,945,805,775.48/192,102.10
  6. Step 6: Final answer
    x = 77,801.37

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