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Finding the Fourth Proportional to 69,953.22, 104,944.82 and 22,571.02

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Solution

The fourth proportional to 69,953.22, 104,944.82 and 22,571.02 is: 33,861.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,953.22 : 104,944.82 = 22,571.02 : x
  2. Step 2: Convert to fraction form
    69,953.22/104,944.82 = 22,571.02/x
  3. Step 3: Cross multiply
    69,953.22x = 104,944.82 × 22,571.02
  4. Step 4: Simplify right side
    69,953.22x = 2,368,711,649.44
  5. Step 5: Solve for x
    x = 2,368,711,649.44/69,953.22
  6. Step 6: Final answer
    x = 33,861.37

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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.