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Finding the Fourth Proportional to 79,974.73, 110,361 and 44,167.87

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Solution

The fourth proportional to 79,974.73, 110,361 and 44,167.87 is: 60,949.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,974.73 : 110,361 = 44,167.87 : x
  2. Step 2: Convert to fraction form
    79,974.73/110,361 = 44,167.87/x
  3. Step 3: Cross multiply
    79,974.73x = 110,361 × 44,167.87
  4. Step 4: Simplify right side
    79,974.73x = 4,874,410,301.07
  5. Step 5: Solve for x
    x = 4,874,410,301.07/79,974.73
  6. Step 6: Final answer
    x = 60,949.38

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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.