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Finding the Fourth Proportional to 135,192, 202,788 and 36,696

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Solution

The fourth proportional to 135,192, 202,788 and 36,696 is: 55,044

Step by Step Solution

  1. Step 1: Write the proportion equation
    135,192 : 202,788 = 36,696 : x
  2. Step 2: Convert to fraction form
    135,192/202,788 = 36,696/x
  3. Step 3: Cross multiply
    135,192x = 202,788 × 36,696
  4. Step 4: Simplify right side
    135,192x = 7,441,508,448
  5. Step 5: Solve for x
    x = 7,441,508,448/135,192
  6. Step 6: Final answer
    x = 55,044

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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.