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Finding the Third Proportional to 49,496.63 and 79,692.75

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Solution

The third proportional to 49,496.63 and 79,692.75 is: 128,310.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,496.63 : 79,692.75 = 79,692.75 : x
  2. Step 2: Convert to fraction form
    49,496.63/79,692.75 = 79,692.75/x
  3. Step 3: Cross multiply
    49,496.63x = 79,692.75 × 79,692.75
  4. Step 4: Simplify right side
    49,496.63x = 6,350,934,402.56
  5. Step 5: Solve for x
    x = 6,350,934,402.56/49,496.63
  6. Step 6: Final answer
    x = 128,310.45

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Why These Related Problems?

These problems maintain the same ratio (1.61) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.