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Finding the Third Proportional to 130,028 and 206,883

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Solution

The third proportional to 130,028 and 206,883 is: 329,164.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    130,028 : 206,883 = 206,883 : x
  2. Step 2: Convert to fraction form
    130,028/206,883 = 206,883/x
  3. Step 3: Cross multiply
    130,028x = 206,883 × 206,883
  4. Step 4: Simplify right side
    130,028x = 42,800,575,689
  5. Step 5: Solve for x
    x = 42,800,575,689/130,028
  6. Step 6: Final answer
    x = 329,164.30

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Why These Related Problems?

These problems maintain the same ratio (1.59) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.