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Finding the Third Proportional to 137,010 and 214,981

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Solution

The third proportional to 137,010 and 214,981 is: 337,324.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    137,010 : 214,981 = 214,981 : x
  2. Step 2: Convert to fraction form
    137,010/214,981 = 214,981/x
  3. Step 3: Cross multiply
    137,010x = 214,981 × 214,981
  4. Step 4: Simplify right side
    137,010x = 46,216,830,361
  5. Step 5: Solve for x
    x = 46,216,830,361/137,010
  6. Step 6: Final answer
    x = 337,324.50

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Why These Related Problems?

These problems maintain the same ratio (1.57) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.