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Finding the Third Proportional to 62,513 and 134,890

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Solution

The third proportional to 62,513 and 134,890 is: 291,064.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,513 : 134,890 = 134,890 : x
  2. Step 2: Convert to fraction form
    62,513/134,890 = 134,890/x
  3. Step 3: Cross multiply
    62,513x = 134,890 × 134,890
  4. Step 4: Simplify right side
    62,513x = 18,195,312,100
  5. Step 5: Solve for x
    x = 18,195,312,100/62,513
  6. Step 6: Final answer
    x = 291,064.45

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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.