Home / 49,175.38-73,638.51-30,491.91

Finding the Fourth Proportional to 49,175.38, 73,638.51 and 30,491.91

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Solution

The fourth proportional to 49,175.38, 73,638.51 and 30,491.91 is: 45,660.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,175.38 : 73,638.51 = 30,491.91 : x
  2. Step 2: Convert to fraction form
    49,175.38/73,638.51 = 30,491.91/x
  3. Step 3: Cross multiply
    49,175.38x = 73,638.51 × 30,491.91
  4. Step 4: Simplify right side
    49,175.38x = 2,245,378,544.52
  5. Step 5: Solve for x
    x = 2,245,378,544.52/49,175.38
  6. Step 6: Final answer
    x = 45,660.63

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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.