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Finding the Fourth Proportional to 69,572.56, 104,336.94 and 22,814.56

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Solution

The fourth proportional to 69,572.56, 104,336.94 and 22,814.56 is: 34,214.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,572.56 : 104,336.94 = 22,814.56 : x
  2. Step 2: Convert to fraction form
    69,572.56/104,336.94 = 22,814.56/x
  3. Step 3: Cross multiply
    69,572.56x = 104,336.94 × 22,814.56
  4. Step 4: Simplify right side
    69,572.56x = 2,380,401,377.85
  5. Step 5: Solve for x
    x = 2,380,401,377.85/69,572.56
  6. Step 6: Final answer
    x = 34,214.66

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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.