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Finding the Fourth Proportional to 187,292.79, 280,930.95 and 54,170.10

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Solution

The fourth proportional to 187,292.79, 280,930.95 and 54,170.10 is: 81,252.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    187,292.79 : 280,930.95 = 54,170.10 : x
  2. Step 2: Convert to fraction form
    187,292.79/280,930.95 = 54,170.10/x
  3. Step 3: Cross multiply
    187,292.79x = 280,930.95 × 54,170.10
  4. Step 4: Simplify right side
    187,292.79x = 15,218,057,654.60
  5. Step 5: Solve for x
    x = 15,218,057,654.60/187,292.79
  6. Step 6: Final answer
    x = 81,252.77

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