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Finding the Fourth Proportional to 223,371.80, 335,099.20 and 73,622.61

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Solution

The fourth proportional to 223,371.80, 335,099.20 and 73,622.61 is: 110,447.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    223,371.80 : 335,099.20 = 73,622.61 : x
  2. Step 2: Convert to fraction form
    223,371.80/335,099.20 = 73,622.61/x
  3. Step 3: Cross multiply
    223,371.80x = 335,099.20 × 73,622.61
  4. Step 4: Simplify right side
    223,371.80x = 24,670,875,853.36
  5. Step 5: Solve for x
    x = 24,670,875,853.36/223,371.80
  6. Step 6: Final answer
    x = 110,447.59

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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.