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Finding the Fourth Proportional to 202,404.30, 303,606.45 and 62,144.70

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Solution

The fourth proportional to 202,404.30, 303,606.45 and 62,144.70 is: 93,217.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    202,404.30 : 303,606.45 = 62,144.70 : x
  2. Step 2: Convert to fraction form
    202,404.30/303,606.45 = 62,144.70/x
  3. Step 3: Cross multiply
    202,404.30x = 303,606.45 × 62,144.70
  4. Step 4: Simplify right side
    202,404.30x = 18,867,531,753.32
  5. Step 5: Solve for x
    x = 18,867,531,753.32/202,404.30
  6. Step 6: Final answer
    x = 93,217.05

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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.