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Finding the Third Proportional to 33,277.50 and 51,590.25

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Solution

The third proportional to 33,277.50 and 51,590.25 is: 79,980.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,277.50 : 51,590.25 = 51,590.25 : x
  2. Step 2: Convert to fraction form
    33,277.50/51,590.25 = 51,590.25/x
  3. Step 3: Cross multiply
    33,277.50x = 51,590.25 × 51,590.25
  4. Step 4: Simplify right side
    33,277.50x = 2,661,553,895.06
  5. Step 5: Solve for x
    x = 2,661,553,895.06/33,277.50
  6. Step 6: Final answer
    x = 79,980.58

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Why These Related Problems?

These problems maintain the same ratio (1.55) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.