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Finding the Third Proportional to 74,936 and 160,502

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Solution

The third proportional to 74,936 and 160,502 is: 343,771.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,936 : 160,502 = 160,502 : x
  2. Step 2: Convert to fraction form
    74,936/160,502 = 160,502/x
  3. Step 3: Cross multiply
    74,936x = 160,502 × 160,502
  4. Step 4: Simplify right side
    74,936x = 25,760,892,004
  5. Step 5: Solve for x
    x = 25,760,892,004/74,936
  6. Step 6: Final answer
    x = 343,771.91

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Why These Related Problems?

These problems maintain the same ratio (2.14) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.