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Finding the Third Proportional to 61,887 and 94,371

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Solution

The third proportional to 61,887 and 94,371 is: 143,905.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,887 : 94,371 = 94,371 : x
  2. Step 2: Convert to fraction form
    61,887/94,371 = 94,371/x
  3. Step 3: Cross multiply
    61,887x = 94,371 × 94,371
  4. Step 4: Simplify right side
    61,887x = 8,905,885,641
  5. Step 5: Solve for x
    x = 8,905,885,641/61,887
  6. Step 6: Final answer
    x = 143,905.60

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Why These Related Problems?

These problems maintain the same ratio (1.52) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.