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Finding the Third Proportional to 61,130 and 133,924

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Solution

The third proportional to 61,130 and 133,924 is: 293,401.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,130 : 133,924 = 133,924 : x
  2. Step 2: Convert to fraction form
    61,130/133,924 = 133,924/x
  3. Step 3: Cross multiply
    61,130x = 133,924 × 133,924
  4. Step 4: Simplify right side
    61,130x = 17,935,637,776
  5. Step 5: Solve for x
    x = 17,935,637,776/61,130
  6. Step 6: Final answer
    x = 293,401.57

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Why These Related Problems?

These problems maintain the same ratio (2.19) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.