Home / 66,806.20-100,161.84-33,502.24

Finding the Fourth Proportional to 66,806.20, 100,161.84 and 33,502.24

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Solution

The fourth proportional to 66,806.20, 100,161.84 and 33,502.24 is: 50,229.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,806.20 : 100,161.84 = 33,502.24 : x
  2. Step 2: Convert to fraction form
    66,806.20/100,161.84 = 33,502.24/x
  3. Step 3: Cross multiply
    66,806.20x = 100,161.84 × 33,502.24
  4. Step 4: Simplify right side
    66,806.20x = 3,355,646,002.52
  5. Step 5: Solve for x
    x = 3,355,646,002.52/66,806.20
  6. Step 6: Final answer
    x = 50,229.56

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1.5x scale

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.