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Finding the Third Proportional to 51,325 and 79,095

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Solution

The third proportional to 51,325 and 79,095 is: 121,890.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,325 : 79,095 = 79,095 : x
  2. Step 2: Convert to fraction form
    51,325/79,095 = 79,095/x
  3. Step 3: Cross multiply
    51,325x = 79,095 × 79,095
  4. Step 4: Simplify right side
    51,325x = 6,256,019,025
  5. Step 5: Solve for x
    x = 6,256,019,025/51,325
  6. Step 6: Final answer
    x = 121,890.29

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Why These Related Problems?

These problems maintain the same ratio (1.54) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.