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Finding the Third Proportional to 60,779 and 92,008

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Solution

The third proportional to 60,779 and 92,008 is: 139,282.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,779 : 92,008 = 92,008 : x
  2. Step 2: Convert to fraction form
    60,779/92,008 = 92,008/x
  3. Step 3: Cross multiply
    60,779x = 92,008 × 92,008
  4. Step 4: Simplify right side
    60,779x = 8,465,472,064
  5. Step 5: Solve for x
    x = 8,465,472,064/60,779
  6. Step 6: Final answer
    x = 139,282.85

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Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.