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Finding the Third Proportional to 82,360.69 and 124,579.13

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Solution

The third proportional to 82,360.69 and 124,579.13 is: 188,438.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,360.69 : 124,579.13 = 124,579.13 : x
  2. Step 2: Convert to fraction form
    82,360.69/124,579.13 = 124,579.13/x
  3. Step 3: Cross multiply
    82,360.69x = 124,579.13 × 124,579.13
  4. Step 4: Simplify right side
    82,360.69x = 15,519,958,385.77
  5. Step 5: Solve for x
    x = 15,519,958,385.77/82,360.69
  6. Step 6: Final answer
    x = 188,438.91

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Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.