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Finding the Fourth Proportional to 72,104.15, 108,156.47 and 22,183.91

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Solution

The fourth proportional to 72,104.15, 108,156.47 and 22,183.91 is: 33,275.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    72,104.15 : 108,156.47 = 22,183.91 : x
  2. Step 2: Convert to fraction form
    72,104.15/108,156.47 = 22,183.91/x
  3. Step 3: Cross multiply
    72,104.15x = 108,156.47 × 22,183.91
  4. Step 4: Simplify right side
    72,104.15x = 2,399,333,396.40
  5. Step 5: Solve for x
    x = 2,399,333,396.40/72,104.15
  6. Step 6: Final answer
    x = 33,275.94

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