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Finding the Third Proportional to 125,019.50 and 269,583

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Solution

The third proportional to 125,019.50 and 269,583 is: 581,309.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    125,019.50 : 269,583 = 269,583 : x
  2. Step 2: Convert to fraction form
    125,019.50/269,583 = 269,583/x
  3. Step 3: Cross multiply
    125,019.50x = 269,583 × 269,583
  4. Step 4: Simplify right side
    125,019.50x = 72,674,993,889
  5. Step 5: Solve for x
    x = 72,674,993,889/125,019.50
  6. Step 6: Final answer
    x = 581,309.27

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Why These Related Problems?

These problems maintain the same ratio (2.16) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.