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Finding the Fourth Proportional to 67,045.53, 100,566.74 and 33,756.66

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Solution

The fourth proportional to 67,045.53, 100,566.74 and 33,756.66 is: 50,634.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,045.53 : 100,566.74 = 33,756.66 : x
  2. Step 2: Convert to fraction form
    67,045.53/100,566.74 = 33,756.66/x
  3. Step 3: Cross multiply
    67,045.53x = 100,566.74 × 33,756.66
  4. Step 4: Simplify right side
    67,045.53x = 3,394,797,249.49
  5. Step 5: Solve for x
    x = 3,394,797,249.49/67,045.53
  6. Step 6: Final answer
    x = 50,634.21

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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.