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Finding the Third Proportional to 41,577.75 and 79,328.25

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Solution

The third proportional to 41,577.75 and 79,328.25 is: 151,354.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    41,577.75 : 79,328.25 = 79,328.25 : x
  2. Step 2: Convert to fraction form
    41,577.75/79,328.25 = 79,328.25/x
  3. Step 3: Cross multiply
    41,577.75x = 79,328.25 × 79,328.25
  4. Step 4: Simplify right side
    41,577.75x = 6,292,971,248.06
  5. Step 5: Solve for x
    x = 6,292,971,248.06/41,577.75
  6. Step 6: Final answer
    x = 151,354.30

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Why These Related Problems?

These problems maintain the same ratio (1.91) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.