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Finding the Third Proportional to 77,823 and 151,758

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Solution

The third proportional to 77,823 and 151,758 is: 295,934.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    77,823 : 151,758 = 151,758 : x
  2. Step 2: Convert to fraction form
    77,823/151,758 = 151,758/x
  3. Step 3: Cross multiply
    77,823x = 151,758 × 151,758
  4. Step 4: Simplify right side
    77,823x = 23,030,490,564
  5. Step 5: Solve for x
    x = 23,030,490,564/77,823
  6. Step 6: Final answer
    x = 295,934.24

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Why These Related Problems?

These problems maintain the same ratio (1.95) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.