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Finding the Third Proportional to 29,300 and 45,340

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Solution

The third proportional to 29,300 and 45,340 is: 70,160.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,300 : 45,340 = 45,340 : x
  2. Step 2: Convert to fraction form
    29,300/45,340 = 45,340/x
  3. Step 3: Cross multiply
    29,300x = 45,340 × 45,340
  4. Step 4: Simplify right side
    29,300x = 2,055,715,600
  5. Step 5: Solve for x
    x = 2,055,715,600/29,300
  6. Step 6: Final answer
    x = 70,160.94

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Why These Related Problems?

These problems maintain the same ratio (1.55) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.