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Finding the Third Proportional to 43,127 and 57,537

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Solution

The third proportional to 43,127 and 57,537 is: 76,761.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,127 : 57,537 = 57,537 : x
  2. Step 2: Convert to fraction form
    43,127/57,537 = 57,537/x
  3. Step 3: Cross multiply
    43,127x = 57,537 × 57,537
  4. Step 4: Simplify right side
    43,127x = 3,310,506,369
  5. Step 5: Solve for x
    x = 3,310,506,369/43,127
  6. Step 6: Final answer
    x = 76,761.81

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Why These Related Problems?

These problems maintain the same ratio (1.33) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.