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Finding the Third Proportional to 61,386 and 92,307

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Solution

The third proportional to 61,386 and 92,307 is: 138,803.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,386 : 92,307 = 92,307 : x
  2. Step 2: Convert to fraction form
    61,386/92,307 = 92,307/x
  3. Step 3: Cross multiply
    61,386x = 92,307 × 92,307
  4. Step 4: Simplify right side
    61,386x = 8,520,582,249
  5. Step 5: Solve for x
    x = 8,520,582,249/61,386
  6. Step 6: Final answer
    x = 138,803.35

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.