Home / 49,604.20-74,311.26-47,936.68

Finding the Fourth Proportional to 49,604.20, 74,311.26 and 47,936.68

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Solution

The fourth proportional to 49,604.20, 74,311.26 and 47,936.68 is: 71,813.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,604.20 : 74,311.26 = 47,936.68 : x
  2. Step 2: Convert to fraction form
    49,604.20/74,311.26 = 47,936.68/x
  3. Step 3: Cross multiply
    49,604.20x = 74,311.26 × 47,936.68
  4. Step 4: Simplify right side
    49,604.20x = 3,562,235,091.02
  5. Step 5: Solve for x
    x = 3,562,235,091.02/49,604.20
  6. Step 6: Final answer
    x = 71,813.17

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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.