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Finding the Third Proportional to 108,620 and 163,625

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Solution

The third proportional to 108,620 and 163,625 is: 246,484.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    108,620 : 163,625 = 163,625 : x
  2. Step 2: Convert to fraction form
    108,620/163,625 = 163,625/x
  3. Step 3: Cross multiply
    108,620x = 163,625 × 163,625
  4. Step 4: Simplify right side
    108,620x = 26,773,140,625
  5. Step 5: Solve for x
    x = 26,773,140,625/108,620
  6. Step 6: Final answer
    x = 246,484.45

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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.