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Finding the Fourth Proportional to 57,441.50, 79,257.53 and 33,563.56

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Solution

The fourth proportional to 57,441.50, 79,257.53 and 33,563.56 is: 46,310.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,441.50 : 79,257.53 = 33,563.56 : x
  2. Step 2: Convert to fraction form
    57,441.50/79,257.53 = 33,563.56/x
  3. Step 3: Cross multiply
    57,441.50x = 79,257.53 × 33,563.56
  4. Step 4: Simplify right side
    57,441.50x = 2,660,164,524.44
  5. Step 5: Solve for x
    x = 2,660,164,524.44/57,441.50
  6. Step 6: Final answer
    x = 46,310.85

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.