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Finding the Third Proportional to 43,035 and 63,138

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Solution

The third proportional to 43,035 and 63,138 is: 92,631.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,035 : 63,138 = 63,138 : x
  2. Step 2: Convert to fraction form
    43,035/63,138 = 63,138/x
  3. Step 3: Cross multiply
    43,035x = 63,138 × 63,138
  4. Step 4: Simplify right side
    43,035x = 3,986,407,044
  5. Step 5: Solve for x
    x = 3,986,407,044/43,035
  6. Step 6: Final answer
    x = 92,631.74

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Why These Related Problems?

These problems maintain the same ratio (1.47) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.