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Finding the Third Proportional to 109,213.13 and 165,511.13

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Solution

The third proportional to 109,213.13 and 165,511.13 is: 250,830.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    109,213.13 : 165,511.13 = 165,511.13 : x
  2. Step 2: Convert to fraction form
    109,213.13/165,511.13 = 165,511.13/x
  3. Step 3: Cross multiply
    109,213.13x = 165,511.13 × 165,511.13
  4. Step 4: Simplify right side
    109,213.13x = 27,393,932,498.77
  5. Step 5: Solve for x
    x = 27,393,932,498.77/109,213.13
  6. Step 6: Final answer
    x = 250,830.04

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Why These Related Problems?

These problems maintain the same ratio (1.52) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.