Home / 51,791.49-71,742.94-50,741.73

Finding the Fourth Proportional to 51,791.49, 71,742.94 and 50,741.73

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Solution

The fourth proportional to 51,791.49, 71,742.94 and 50,741.73 is: 70,288.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,791.49 : 71,742.94 = 50,741.73 : x
  2. Step 2: Convert to fraction form
    51,791.49/71,742.94 = 50,741.73/x
  3. Step 3: Cross multiply
    51,791.49x = 71,742.94 × 50,741.73
  4. Step 4: Simplify right side
    51,791.49x = 3,640,360,764.03
  5. Step 5: Solve for x
    x = 3,640,360,764.03/51,791.49
  6. Step 6: Final answer
    x = 70,288.78

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.39) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.