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Finding the Third Proportional to 133,156 and 202,460

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Solution

The third proportional to 133,156 and 202,460 is: 307,834.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    133,156 : 202,460 = 202,460 : x
  2. Step 2: Convert to fraction form
    133,156/202,460 = 202,460/x
  3. Step 3: Cross multiply
    133,156x = 202,460 × 202,460
  4. Step 4: Simplify right side
    133,156x = 40,990,051,600
  5. Step 5: Solve for x
    x = 40,990,051,600/133,156
  6. Step 6: Final answer
    x = 307,834.81

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Why These Related Problems?

These problems maintain the same ratio (1.52) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.