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Finding the Fourth Proportional to 69,676.74, 104,516.46 and 22,300.80

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Solution

The fourth proportional to 69,676.74, 104,516.46 and 22,300.80 is: 33,451.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,676.74 : 104,516.46 = 22,300.80 : x
  2. Step 2: Convert to fraction form
    69,676.74/104,516.46 = 22,300.80/x
  3. Step 3: Cross multiply
    69,676.74x = 104,516.46 × 22,300.80
  4. Step 4: Simplify right side
    69,676.74x = 2,330,800,671.17
  5. Step 5: Solve for x
    x = 2,330,800,671.17/69,676.74
  6. Step 6: Final answer
    x = 33,451.63

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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.