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Finding the Third Proportional to 66,488 and 110,808

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Solution

The third proportional to 66,488 and 110,808 is: 184,671.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,488 : 110,808 = 110,808 : x
  2. Step 2: Convert to fraction form
    66,488/110,808 = 110,808/x
  3. Step 3: Cross multiply
    66,488x = 110,808 × 110,808
  4. Step 4: Simplify right side
    66,488x = 12,278,412,864
  5. Step 5: Solve for x
    x = 12,278,412,864/66,488
  6. Step 6: Final answer
    x = 184,671.11

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Why These Related Problems?

These problems maintain the same ratio (1.67) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.