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Finding the Fourth Proportional to 222,601.20, 333,754.20 and 122,809.20

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Solution

The fourth proportional to 222,601.20, 333,754.20 and 122,809.20 is: 184,132.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    222,601.20 : 333,754.20 = 122,809.20 : x
  2. Step 2: Convert to fraction form
    222,601.20/333,754.20 = 122,809.20/x
  3. Step 3: Cross multiply
    222,601.20x = 333,754.20 × 122,809.20
  4. Step 4: Simplify right side
    222,601.20x = 40,988,086,298.64
  5. Step 5: Solve for x
    x = 40,988,086,298.64/222,601.20
  6. Step 6: Final answer
    x = 184,132.37

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.