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Finding the Fourth Proportional to 62,608.44, 86,378.22 and 35,731.56

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Solution

The fourth proportional to 62,608.44, 86,378.22 and 35,731.56 is: 49,297.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,608.44 : 86,378.22 = 35,731.56 : x
  2. Step 2: Convert to fraction form
    62,608.44/86,378.22 = 35,731.56/x
  3. Step 3: Cross multiply
    62,608.44x = 86,378.22 × 35,731.56
  4. Step 4: Simplify right side
    62,608.44x = 3,086,428,550.62
  5. Step 5: Solve for x
    x = 3,086,428,550.62/62,608.44
  6. Step 6: Final answer
    x = 49,297.32

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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.