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Finding the Third Proportional to 70,741 and 153,758

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Solution

The third proportional to 70,741 and 153,758 is: 334,198.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,741 : 153,758 = 153,758 : x
  2. Step 2: Convert to fraction form
    70,741/153,758 = 153,758/x
  3. Step 3: Cross multiply
    70,741x = 153,758 × 153,758
  4. Step 4: Simplify right side
    70,741x = 23,641,522,564
  5. Step 5: Solve for x
    x = 23,641,522,564/70,741
  6. Step 6: Final answer
    x = 334,198.31

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Why These Related Problems?

These problems maintain the same ratio (2.17) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.