Home / 67,608.07-101,414.68-20,223.83

Finding the Fourth Proportional to 67,608.07, 101,414.68 and 20,223.83

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Solution

The fourth proportional to 67,608.07, 101,414.68 and 20,223.83 is: 30,336.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,608.07 : 101,414.68 = 20,223.83 : x
  2. Step 2: Convert to fraction form
    67,608.07/101,414.68 = 20,223.83/x
  3. Step 3: Cross multiply
    67,608.07x = 101,414.68 × 20,223.83
  4. Step 4: Simplify right side
    67,608.07x = 2,050,992,994.10
  5. Step 5: Solve for x
    x = 2,050,992,994.10/67,608.07
  6. Step 6: Final answer
    x = 30,336.51

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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.