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Finding the Third Proportional to 44,621 and 69,091

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Solution

The third proportional to 44,621 and 69,091 is: 106,980.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    44,621 : 69,091 = 69,091 : x
  2. Step 2: Convert to fraction form
    44,621/69,091 = 69,091/x
  3. Step 3: Cross multiply
    44,621x = 69,091 × 69,091
  4. Step 4: Simplify right side
    44,621x = 4,773,566,281
  5. Step 5: Solve for x
    x = 4,773,566,281/44,621
  6. Step 6: Final answer
    x = 106,980.26

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Why These Related Problems?

These problems maintain the same ratio (1.55) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.