Home / 72,213.01-108,329.85-22,297.36

Finding the Fourth Proportional to 72,213.01, 108,329.85 and 22,297.36

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Solution

The fourth proportional to 72,213.01, 108,329.85 and 22,297.36 is: 33,449.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    72,213.01 : 108,329.85 = 22,297.36 : x
  2. Step 2: Convert to fraction form
    72,213.01/108,329.85 = 22,297.36/x
  3. Step 3: Cross multiply
    72,213.01x = 108,329.85 × 22,297.36
  4. Step 4: Simplify right side
    72,213.01x = 2,415,469,664.20
  5. Step 5: Solve for x
    x = 2,415,469,664.20/72,213.01
  6. Step 6: Final answer
    x = 33,449.23

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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.