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Finding the Fourth Proportional to 67,247.01, 100,818.54 and 33,949.94

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Solution

The fourth proportional to 67,247.01, 100,818.54 and 33,949.94 is: 50,898.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,247.01 : 100,818.54 = 33,949.94 : x
  2. Step 2: Convert to fraction form
    67,247.01/100,818.54 = 33,949.94/x
  3. Step 3: Cross multiply
    67,247.01x = 100,818.54 × 33,949.94
  4. Step 4: Simplify right side
    67,247.01x = 3,422,782,879.79
  5. Step 5: Solve for x
    x = 3,422,782,879.79/67,247.01
  6. Step 6: Final answer
    x = 50,898.66

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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.