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Finding the Third Proportional to 26,692.50 and 61,785

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Solution

The third proportional to 26,692.50 and 61,785 is: 143,013.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,692.50 : 61,785 = 61,785 : x
  2. Step 2: Convert to fraction form
    26,692.50/61,785 = 61,785/x
  3. Step 3: Cross multiply
    26,692.50x = 61,785 × 61,785
  4. Step 4: Simplify right side
    26,692.50x = 3,817,386,225
  5. Step 5: Solve for x
    x = 3,817,386,225/26,692.50
  6. Step 6: Final answer
    x = 143,013.44

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Why These Related Problems?

These problems maintain the same ratio (2.31) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.