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Finding the Third Proportional to 45,392 and 66,562

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Solution

The third proportional to 45,392 and 66,562 is: 97,605.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,392 : 66,562 = 66,562 : x
  2. Step 2: Convert to fraction form
    45,392/66,562 = 66,562/x
  3. Step 3: Cross multiply
    45,392x = 66,562 × 66,562
  4. Step 4: Simplify right side
    45,392x = 4,430,499,844
  5. Step 5: Solve for x
    x = 4,430,499,844/45,392
  6. Step 6: Final answer
    x = 97,605.30

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Why These Related Problems?

These problems maintain the same ratio (1.47) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.