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Finding the Fourth Proportional to 192,002.81, 287,969.58 and 51,728.63

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Solution

The fourth proportional to 192,002.81, 287,969.58 and 51,728.63 is: 77,583.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    192,002.81 : 287,969.58 = 51,728.63 : x
  2. Step 2: Convert to fraction form
    192,002.81/287,969.58 = 51,728.63/x
  3. Step 3: Cross multiply
    192,002.81x = 287,969.58 × 51,728.63
  4. Step 4: Simplify right side
    192,002.81x = 14,896,270,415.23
  5. Step 5: Solve for x
    x = 14,896,270,415.23/192,002.81
  6. Step 6: Final answer
    x = 77,583.61

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