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Finding the Fourth Proportional to 199,697.92, 275,581.44 and 110,272

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Solution

The fourth proportional to 199,697.92, 275,581.44 and 110,272 is: 152,174.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    199,697.92 : 275,581.44 = 110,272 : x
  2. Step 2: Convert to fraction form
    199,697.92/275,581.44 = 110,272/x
  3. Step 3: Cross multiply
    199,697.92x = 275,581.44 × 110,272
  4. Step 4: Simplify right side
    199,697.92x = 30,388,916,551.68
  5. Step 5: Solve for x
    x = 30,388,916,551.68/199,697.92
  6. Step 6: Final answer
    x = 152,174.43

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.