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Finding the Fourth Proportional to 69,472.38, 104,217.42 and 22,070.58

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Solution

The fourth proportional to 69,472.38, 104,217.42 and 22,070.58 is: 33,108.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,472.38 : 104,217.42 = 22,070.58 : x
  2. Step 2: Convert to fraction form
    69,472.38/104,217.42 = 22,070.58/x
  3. Step 3: Cross multiply
    69,472.38x = 104,217.42 × 22,070.58
  4. Step 4: Simplify right side
    69,472.38x = 2,300,138,905.50
  5. Step 5: Solve for x
    x = 2,300,138,905.50/69,472.38
  6. Step 6: Final answer
    x = 33,108.68

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1.5x scale

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.