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Finding the Fourth Proportional to 52,738.67, 79,072.37 and 27,752.20

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Solution

The fourth proportional to 52,738.67, 79,072.37 and 27,752.20 is: 41,609.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,738.67 : 79,072.37 = 27,752.20 : x
  2. Step 2: Convert to fraction form
    52,738.67/79,072.37 = 27,752.20/x
  3. Step 3: Cross multiply
    52,738.67x = 79,072.37 × 27,752.20
  4. Step 4: Simplify right side
    52,738.67x = 2,194,431,692.59
  5. Step 5: Solve for x
    x = 2,194,431,692.59/52,738.67
  6. Step 6: Final answer
    x = 41,609.54

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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.