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Finding the Third Proportional to 106,479.56 and 125,919.56

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Solution

The third proportional to 106,479.56 and 125,919.56 is: 148,908.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,479.56 : 125,919.56 = 125,919.56 : x
  2. Step 2: Convert to fraction form
    106,479.56/125,919.56 = 125,919.56/x
  3. Step 3: Cross multiply
    106,479.56x = 125,919.56 × 125,919.56
  4. Step 4: Simplify right side
    106,479.56x = 15,855,736,220.19
  5. Step 5: Solve for x
    x = 15,855,736,220.19/106,479.56
  6. Step 6: Final answer
    x = 148,908.73

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Why These Related Problems?

These problems maintain the same ratio (1.18) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.