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Finding the Third Proportional to 48,872 and 105,763

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Solution

The third proportional to 48,872 and 105,763 is: 228,879.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,872 : 105,763 = 105,763 : x
  2. Step 2: Convert to fraction form
    48,872/105,763 = 105,763/x
  3. Step 3: Cross multiply
    48,872x = 105,763 × 105,763
  4. Step 4: Simplify right side
    48,872x = 11,185,812,169
  5. Step 5: Solve for x
    x = 11,185,812,169/48,872
  6. Step 6: Final answer
    x = 228,879.77

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Why These Related Problems?

These problems maintain the same ratio (2.16) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.