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Finding the Fourth Proportional to 84,894.54, 117,155.16 and 53,081.88

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Solution

The fourth proportional to 84,894.54, 117,155.16 and 53,081.88 is: 73,253.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,894.54 : 117,155.16 = 53,081.88 : x
  2. Step 2: Convert to fraction form
    84,894.54/117,155.16 = 53,081.88/x
  3. Step 3: Cross multiply
    84,894.54x = 117,155.16 × 53,081.88
  4. Step 4: Simplify right side
    84,894.54x = 6,218,816,144.50
  5. Step 5: Solve for x
    x = 6,218,816,144.50/84,894.54
  6. Step 6: Final answer
    x = 73,253.43

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