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Finding the Fourth Proportional to 73,164.70, 109,747.05 and 28,767.21

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Solution

The fourth proportional to 73,164.70, 109,747.05 and 28,767.21 is: 43,150.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,164.70 : 109,747.05 = 28,767.21 : x
  2. Step 2: Convert to fraction form
    73,164.70/109,747.05 = 28,767.21/x
  3. Step 3: Cross multiply
    73,164.70x = 109,747.05 × 28,767.21
  4. Step 4: Simplify right side
    73,164.70x = 3,157,116,434.23
  5. Step 5: Solve for x
    x = 3,157,116,434.23/73,164.70
  6. Step 6: Final answer
    x = 43,150.82

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