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Finding the Third Proportional to 56,961.70 and 124,645.64

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Solution

The third proportional to 56,961.70 and 124,645.64 is: 272,754.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,961.70 : 124,645.64 = 124,645.64 : x
  2. Step 2: Convert to fraction form
    56,961.70/124,645.64 = 124,645.64/x
  3. Step 3: Cross multiply
    56,961.70x = 124,645.64 × 124,645.64
  4. Step 4: Simplify right side
    56,961.70x = 15,536,535,726.82
  5. Step 5: Solve for x
    x = 15,536,535,726.82/56,961.70
  6. Step 6: Final answer
    x = 272,754.06

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Why These Related Problems?

These problems maintain the same ratio (2.19) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.