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Finding the Third Proportional to 44,904 and 67,920

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Solution

The third proportional to 44,904 and 67,920 is: 102,733.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    44,904 : 67,920 = 67,920 : x
  2. Step 2: Convert to fraction form
    44,904/67,920 = 67,920/x
  3. Step 3: Cross multiply
    44,904x = 67,920 × 67,920
  4. Step 4: Simplify right side
    44,904x = 4,613,126,400
  5. Step 5: Solve for x
    x = 4,613,126,400/44,904
  6. Step 6: Final answer
    x = 102,733.08

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Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.