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Finding the Third Proportional to 77,763.75 and 169,601.25

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Solution

The third proportional to 77,763.75 and 169,601.25 is: 369,897.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    77,763.75 : 169,601.25 = 169,601.25 : x
  2. Step 2: Convert to fraction form
    77,763.75/169,601.25 = 169,601.25/x
  3. Step 3: Cross multiply
    77,763.75x = 169,601.25 × 169,601.25
  4. Step 4: Simplify right side
    77,763.75x = 28,764,584,001.56
  5. Step 5: Solve for x
    x = 28,764,584,001.56/77,763.75
  6. Step 6: Final answer
    x = 369,897.08

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Why These Related Problems?

These problems maintain the same ratio (2.18) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.