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Finding the Third Proportional to 129,051.56 and 303,625.13

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Solution

The third proportional to 129,051.56 and 303,625.13 is: 714,351.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    129,051.56 : 303,625.13 = 303,625.13 : x
  2. Step 2: Convert to fraction form
    129,051.56/303,625.13 = 303,625.13/x
  3. Step 3: Cross multiply
    129,051.56x = 303,625.13 × 303,625.13
  4. Step 4: Simplify right side
    129,051.56x = 92,188,216,531.27
  5. Step 5: Solve for x
    x = 92,188,216,531.27/129,051.56
  6. Step 6: Final answer
    x = 714,351.80

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Why These Related Problems?

These problems maintain the same ratio (2.35) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.