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Finding the Fourth Proportional to 223,493.77, 335,237.82 and 55,016.20

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Solution

The fourth proportional to 223,493.77, 335,237.82 and 55,016.20 is: 82,523.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    223,493.77 : 335,237.82 = 55,016.20 : x
  2. Step 2: Convert to fraction form
    223,493.77/335,237.82 = 55,016.20/x
  3. Step 3: Cross multiply
    223,493.77x = 335,237.82 × 55,016.20
  4. Step 4: Simplify right side
    223,493.77x = 18,443,510,952.68
  5. Step 5: Solve for x
    x = 18,443,510,952.68/223,493.77
  6. Step 6: Final answer
    x = 82,523.60

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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.