Home / 74,635.92-111,974.40-22,045.38

Finding the Fourth Proportional to 74,635.92, 111,974.40 and 22,045.38

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Solution

The fourth proportional to 74,635.92, 111,974.40 and 22,045.38 is: 33,074.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,635.92 : 111,974.40 = 22,045.38 : x
  2. Step 2: Convert to fraction form
    74,635.92/111,974.40 = 22,045.38/x
  3. Step 3: Cross multiply
    74,635.92x = 111,974.40 × 22,045.38
  4. Step 4: Simplify right side
    74,635.92x = 2,468,518,198.27
  5. Step 5: Solve for x
    x = 2,468,518,198.27/74,635.92
  6. Step 6: Final answer
    x = 33,074.13

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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.