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Finding the Fourth Proportional to 72,329.94, 99,799.20 and 43,654.28

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Solution

The fourth proportional to 72,329.94, 99,799.20 and 43,654.28 is: 60,233.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    72,329.94 : 99,799.20 = 43,654.28 : x
  2. Step 2: Convert to fraction form
    72,329.94/99,799.20 = 43,654.28/x
  3. Step 3: Cross multiply
    72,329.94x = 99,799.20 × 43,654.28
  4. Step 4: Simplify right side
    72,329.94x = 4,356,661,721.58
  5. Step 5: Solve for x
    x = 4,356,661,721.58/72,329.94
  6. Step 6: Final answer
    x = 60,233.17

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