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Finding the Third Proportional to 129,254 and 194,016

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Solution

The third proportional to 129,254 and 194,016 is: 291,226.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    129,254 : 194,016 = 194,016 : x
  2. Step 2: Convert to fraction form
    129,254/194,016 = 194,016/x
  3. Step 3: Cross multiply
    129,254x = 194,016 × 194,016
  4. Step 4: Simplify right side
    129,254x = 37,642,208,256
  5. Step 5: Solve for x
    x = 37,642,208,256/129,254
  6. Step 6: Final answer
    x = 291,226.64

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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.