Home / 49,181.70-73,772.37-21,083.54

Finding the Fourth Proportional to 49,181.70, 73,772.37 and 21,083.54

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Solution

The fourth proportional to 49,181.70, 73,772.37 and 21,083.54 is: 31,625.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,181.70 : 73,772.37 = 21,083.54 : x
  2. Step 2: Convert to fraction form
    49,181.70/73,772.37 = 21,083.54/x
  3. Step 3: Cross multiply
    49,181.70x = 73,772.37 × 21,083.54
  4. Step 4: Simplify right side
    49,181.70x = 1,555,382,344.93
  5. Step 5: Solve for x
    x = 1,555,382,344.93/49,181.70
  6. Step 6: Final answer
    x = 31,625.23

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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.