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Finding the Third Proportional to 83,023 and 129,719

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Solution

The third proportional to 83,023 and 129,719 is: 202,679.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,023 : 129,719 = 129,719 : x
  2. Step 2: Convert to fraction form
    83,023/129,719 = 129,719/x
  3. Step 3: Cross multiply
    83,023x = 129,719 × 129,719
  4. Step 4: Simplify right side
    83,023x = 16,827,018,961
  5. Step 5: Solve for x
    x = 16,827,018,961/83,023
  6. Step 6: Final answer
    x = 202,679.00

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Why These Related Problems?

These problems maintain the same ratio (1.56) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.