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Finding the Fourth Proportional to 202,184.70, 303,277.05 and 198,248.10

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Solution

The fourth proportional to 202,184.70, 303,277.05 and 198,248.10 is: 297,372.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    202,184.70 : 303,277.05 = 198,248.10 : x
  2. Step 2: Convert to fraction form
    202,184.70/303,277.05 = 198,248.10/x
  3. Step 3: Cross multiply
    202,184.70x = 303,277.05 × 198,248.10
  4. Step 4: Simplify right side
    202,184.70x = 60,124,098,936.11
  5. Step 5: Solve for x
    x = 60,124,098,936.11/202,184.70
  6. Step 6: Final answer
    x = 297,372.15

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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.