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Finding the Fourth Proportional to 72,965.45, 109,451.49 and 22,360.84

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Solution

The fourth proportional to 72,965.45, 109,451.49 and 22,360.84 is: 33,542.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    72,965.45 : 109,451.49 = 22,360.84 : x
  2. Step 2: Convert to fraction form
    72,965.45/109,451.49 = 22,360.84/x
  3. Step 3: Cross multiply
    72,965.45x = 109,451.49 × 22,360.84
  4. Step 4: Simplify right side
    72,965.45x = 2,447,426,982.02
  5. Step 5: Solve for x
    x = 2,447,426,982.02/72,965.45
  6. Step 6: Final answer
    x = 33,542.27

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