Home / 73,502.28-110,245.23-20,198.34

Finding the Fourth Proportional to 73,502.28, 110,245.23 and 20,198.34

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Solution

The fourth proportional to 73,502.28, 110,245.23 and 20,198.34 is: 30,295.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,502.28 : 110,245.23 = 20,198.34 : x
  2. Step 2: Convert to fraction form
    73,502.28/110,245.23 = 20,198.34/x
  3. Step 3: Cross multiply
    73,502.28x = 110,245.23 × 20,198.34
  4. Step 4: Simplify right side
    73,502.28x = 2,226,770,638.92
  5. Step 5: Solve for x
    x = 2,226,770,638.92/73,502.28
  6. Step 6: Final answer
    x = 30,295.26

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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.