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Finding the Third Proportional to 47,791 and 103,358

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Solution

The third proportional to 47,791 and 103,358 is: 223,533.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,791 : 103,358 = 103,358 : x
  2. Step 2: Convert to fraction form
    47,791/103,358 = 103,358/x
  3. Step 3: Cross multiply
    47,791x = 103,358 × 103,358
  4. Step 4: Simplify right side
    47,791x = 10,682,876,164
  5. Step 5: Solve for x
    x = 10,682,876,164/47,791
  6. Step 6: Final answer
    x = 223,533.22

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Why These Related Problems?

These problems maintain the same ratio (2.16) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.