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Finding the Third Proportional to 29,130.25 and 62,415

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Solution

The third proportional to 29,130.25 and 62,415 is: 133,731.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,130.25 : 62,415 = 62,415 : x
  2. Step 2: Convert to fraction form
    29,130.25/62,415 = 62,415/x
  3. Step 3: Cross multiply
    29,130.25x = 62,415 × 62,415
  4. Step 4: Simplify right side
    29,130.25x = 3,895,632,225
  5. Step 5: Solve for x
    x = 3,895,632,225/29,130.25
  6. Step 6: Final answer
    x = 133,731.51

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Why These Related Problems?

These problems maintain the same ratio (2.14) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.