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Finding the Fourth Proportional to 80,296.69, 110,806.49 and 46,306.61

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Solution

The fourth proportional to 80,296.69, 110,806.49 and 46,306.61 is: 63,901.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,296.69 : 110,806.49 = 46,306.61 : x
  2. Step 2: Convert to fraction form
    80,296.69/110,806.49 = 46,306.61/x
  3. Step 3: Cross multiply
    80,296.69x = 110,806.49 × 46,306.61
  4. Step 4: Simplify right side
    80,296.69x = 5,131,072,363.87
  5. Step 5: Solve for x
    x = 5,131,072,363.87/80,296.69
  6. Step 6: Final answer
    x = 63,901.42

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.