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Finding the Fourth Proportional to 222,449.52, 333,723.50 and 122,558.28

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Solution

The fourth proportional to 222,449.52, 333,723.50 and 122,558.28 is: 183,864.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    222,449.52 : 333,723.50 = 122,558.28 : x
  2. Step 2: Convert to fraction form
    222,449.52/333,723.50 = 122,558.28/x
  3. Step 3: Cross multiply
    222,449.52x = 333,723.50 × 122,558.28
  4. Step 4: Simplify right side
    222,449.52x = 40,900,578,155.58
  5. Step 5: Solve for x
    x = 40,900,578,155.58/222,449.52
  6. Step 6: Final answer
    x = 183,864.54

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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.