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Finding the Fourth Proportional to 192,411.56, 287,208.32 and 169,686.36

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Solution

The fourth proportional to 192,411.56, 287,208.32 and 169,686.36 is: 253,286.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    192,411.56 : 287,208.32 = 169,686.36 : x
  2. Step 2: Convert to fraction form
    192,411.56/287,208.32 = 169,686.36/x
  3. Step 3: Cross multiply
    192,411.56x = 287,208.32 × 169,686.36
  4. Step 4: Simplify right side
    192,411.56x = 48,735,334,382.52
  5. Step 5: Solve for x
    x = 48,735,334,382.52/192,411.56
  6. Step 6: Final answer
    x = 253,286.94

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