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Finding the Third Proportional to 30,936.94 and 43,512.19

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Solution

The third proportional to 30,936.94 and 43,512.19 is: 61,199.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,936.94 : 43,512.19 = 43,512.19 : x
  2. Step 2: Convert to fraction form
    30,936.94/43,512.19 = 43,512.19/x
  3. Step 3: Cross multiply
    30,936.94x = 43,512.19 × 43,512.19
  4. Step 4: Simplify right side
    30,936.94x = 1,893,310,461.04
  5. Step 5: Solve for x
    x = 1,893,310,461.04/30,936.94
  6. Step 6: Final answer
    x = 61,199.03

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Why These Related Problems?

These problems maintain the same ratio (1.41) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.