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Finding the Fourth Proportional to 192,085.75, 287,979.40 and 124,474.96

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Solution

The fourth proportional to 192,085.75, 287,979.40 and 124,474.96 is: 186,615.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    192,085.75 : 287,979.40 = 124,474.96 : x
  2. Step 2: Convert to fraction form
    192,085.75/287,979.40 = 124,474.96/x
  3. Step 3: Cross multiply
    192,085.75x = 287,979.40 × 124,474.96
  4. Step 4: Simplify right side
    192,085.75x = 35,846,224,295.82
  5. Step 5: Solve for x
    x = 35,846,224,295.82/192,085.75
  6. Step 6: Final answer
    x = 186,615.74

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