Home / 71,489.22-107,164.09-34,039.23

Finding the Fourth Proportional to 71,489.22, 107,164.09 and 34,039.23

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Solution

The fourth proportional to 71,489.22, 107,164.09 and 34,039.23 is: 51,025.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    71,489.22 : 107,164.09 = 34,039.23 : x
  2. Step 2: Convert to fraction form
    71,489.22/107,164.09 = 34,039.23/x
  3. Step 3: Cross multiply
    71,489.22x = 107,164.09 × 34,039.23
  4. Step 4: Simplify right side
    71,489.22x = 3,647,783,107.25
  5. Step 5: Solve for x
    x = 3,647,783,107.25/71,489.22
  6. Step 6: Final answer
    x = 51,025.64

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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.