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Finding the Third Proportional to 66,188 and 101,013.50

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Solution

The third proportional to 66,188 and 101,013.50 is: 154,162.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,188 : 101,013.50 = 101,013.50 : x
  2. Step 2: Convert to fraction form
    66,188/101,013.50 = 101,013.50/x
  3. Step 3: Cross multiply
    66,188x = 101,013.50 × 101,013.50
  4. Step 4: Simplify right side
    66,188x = 10,203,727,182.25
  5. Step 5: Solve for x
    x = 10,203,727,182.25/66,188
  6. Step 6: Final answer
    x = 154,162.80

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Why These Related Problems?

These problems maintain the same ratio (1.53) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.