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Finding the Third Proportional to 56,527 and 76,770

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Solution

The third proportional to 56,527 and 76,770 is: 104,262.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,527 : 76,770 = 76,770 : x
  2. Step 2: Convert to fraction form
    56,527/76,770 = 76,770/x
  3. Step 3: Cross multiply
    56,527x = 76,770 × 76,770
  4. Step 4: Simplify right side
    56,527x = 5,893,632,900
  5. Step 5: Solve for x
    x = 5,893,632,900/56,527
  6. Step 6: Final answer
    x = 104,262.26

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Why These Related Problems?

These problems maintain the same ratio (1.36) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.