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Finding the Third Proportional to 109,194 and 163,791

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Solution

The third proportional to 109,194 and 163,791 is: 245,686.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    109,194 : 163,791 = 163,791 : x
  2. Step 2: Convert to fraction form
    109,194/163,791 = 163,791/x
  3. Step 3: Cross multiply
    109,194x = 163,791 × 163,791
  4. Step 4: Simplify right side
    109,194x = 26,827,491,681
  5. Step 5: Solve for x
    x = 26,827,491,681/109,194
  6. Step 6: Final answer
    x = 245,686.50

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.