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Finding the Third Proportional to 56,588 and 122,069

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Solution

The third proportional to 56,588 and 122,069 is: 263,321.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,588 : 122,069 = 122,069 : x
  2. Step 2: Convert to fraction form
    56,588/122,069 = 122,069/x
  3. Step 3: Cross multiply
    56,588x = 122,069 × 122,069
  4. Step 4: Simplify right side
    56,588x = 14,900,840,761
  5. Step 5: Solve for x
    x = 14,900,840,761/56,588
  6. Step 6: Final answer
    x = 263,321.57

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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.