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Finding the Third Proportional to 131,151.66 and 235,310.06

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Solution

The third proportional to 131,151.66 and 235,310.06 is: 422,189.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    131,151.66 : 235,310.06 = 235,310.06 : x
  2. Step 2: Convert to fraction form
    131,151.66/235,310.06 = 235,310.06/x
  3. Step 3: Cross multiply
    131,151.66x = 235,310.06 × 235,310.06
  4. Step 4: Simplify right side
    131,151.66x = 55,370,825,513.75
  5. Step 5: Solve for x
    x = 55,370,825,513.75/131,151.66
  6. Step 6: Final answer
    x = 422,189.30

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Why These Related Problems?

These problems maintain the same ratio (1.79) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.