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Finding the Fourth Proportional to 202,298.85, 303,488.78 and 60,143.85

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Solution

The fourth proportional to 202,298.85, 303,488.78 and 60,143.85 is: 90,227.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    202,298.85 : 303,488.78 = 60,143.85 : x
  2. Step 2: Convert to fraction form
    202,298.85/303,488.78 = 60,143.85/x
  3. Step 3: Cross multiply
    202,298.85x = 303,488.78 × 60,143.85
  4. Step 4: Simplify right side
    202,298.85x = 18,252,983,360.28
  5. Step 5: Solve for x
    x = 18,252,983,360.28/202,298.85
  6. Step 6: Final answer
    x = 90,227.82

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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.