Home / 202,222.20-303,333.30-199,111.80

Finding the Fourth Proportional to 202,222.20, 303,333.30 and 199,111.80

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Solution

The fourth proportional to 202,222.20, 303,333.30 and 199,111.80 is: 298,667.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    202,222.20 : 303,333.30 = 199,111.80 : x
  2. Step 2: Convert to fraction form
    202,222.20/303,333.30 = 199,111.80/x
  3. Step 3: Cross multiply
    202,222.20x = 303,333.30 × 199,111.80
  4. Step 4: Simplify right side
    202,222.20x = 60,397,239,362.94
  5. Step 5: Solve for x
    x = 60,397,239,362.94/202,222.20
  6. Step 6: Final answer
    x = 298,667.70

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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.