Home / 49,473.44-74,149.18-28,144.04

Finding the Fourth Proportional to 49,473.44, 74,149.18 and 28,144.04

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Solution

The fourth proportional to 49,473.44, 74,149.18 and 28,144.04 is: 42,181.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,473.44 : 74,149.18 = 28,144.04 : x
  2. Step 2: Convert to fraction form
    49,473.44/74,149.18 = 28,144.04/x
  3. Step 3: Cross multiply
    49,473.44x = 74,149.18 × 28,144.04
  4. Step 4: Simplify right side
    49,473.44x = 2,086,857,487.89
  5. Step 5: Solve for x
    x = 2,086,857,487.89/49,473.44
  6. Step 6: Final answer
    x = 42,181.37

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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.