Home / 69,251.36-103,792.97-31,759.34

Finding the Fourth Proportional to 69,251.36, 103,792.97 and 31,759.34

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Solution

The fourth proportional to 69,251.36, 103,792.97 and 31,759.34 is: 47,600.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,251.36 : 103,792.97 = 31,759.34 : x
  2. Step 2: Convert to fraction form
    69,251.36/103,792.97 = 31,759.34/x
  3. Step 3: Cross multiply
    69,251.36x = 103,792.97 × 31,759.34
  4. Step 4: Simplify right side
    69,251.36x = 3,296,396,278.79
  5. Step 5: Solve for x
    x = 3,296,396,278.79/69,251.36
  6. Step 6: Final answer
    x = 47,600.46

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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.