Home / 49,522.80-74,183.40-30,745.20

Finding the Fourth Proportional to 49,522.80, 74,183.40 and 30,745.20

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Solution

The fourth proportional to 49,522.80, 74,183.40 and 30,745.20 is: 46,055.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,522.80 : 74,183.40 = 30,745.20 : x
  2. Step 2: Convert to fraction form
    49,522.80/74,183.40 = 30,745.20/x
  3. Step 3: Cross multiply
    49,522.80x = 74,183.40 × 30,745.20
  4. Step 4: Simplify right side
    49,522.80x = 2,280,783,469.68
  5. Step 5: Solve for x
    x = 2,280,783,469.68/49,522.80
  6. Step 6: Final answer
    x = 46,055.22

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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.