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Finding the Third Proportional to 29,288 and 45,292

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Solution

The third proportional to 29,288 and 45,292 is: 70,041.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,288 : 45,292 = 45,292 : x
  2. Step 2: Convert to fraction form
    29,288/45,292 = 45,292/x
  3. Step 3: Cross multiply
    29,288x = 45,292 × 45,292
  4. Step 4: Simplify right side
    29,288x = 2,051,365,264
  5. Step 5: Solve for x
    x = 2,051,365,264/29,288
  6. Step 6: Final answer
    x = 70,041.15

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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.