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Finding the Third Proportional to 52,039.50 and 122,805.50

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Solution

The third proportional to 52,039.50 and 122,805.50 is: 289,802.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,039.50 : 122,805.50 = 122,805.50 : x
  2. Step 2: Convert to fraction form
    52,039.50/122,805.50 = 122,805.50/x
  3. Step 3: Cross multiply
    52,039.50x = 122,805.50 × 122,805.50
  4. Step 4: Simplify right side
    52,039.50x = 15,081,190,830.25
  5. Step 5: Solve for x
    x = 15,081,190,830.25/52,039.50
  6. Step 6: Final answer
    x = 289,802.76

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Why These Related Problems?

These problems maintain the same ratio (2.36) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.