Home / 71,183.70-98,224.96-39,348.27

Finding the Fourth Proportional to 71,183.70, 98,224.96 and 39,348.27

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Solution

The fourth proportional to 71,183.70, 98,224.96 and 39,348.27 is: 54,295.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    71,183.70 : 98,224.96 = 39,348.27 : x
  2. Step 2: Convert to fraction form
    71,183.70/98,224.96 = 39,348.27/x
  3. Step 3: Cross multiply
    71,183.70x = 98,224.96 × 39,348.27
  4. Step 4: Simplify right side
    71,183.70x = 3,864,982,246.82
  5. Step 5: Solve for x
    x = 3,864,982,246.82/71,183.70
  6. Step 6: Final answer
    x = 54,295.89

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.