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Finding the Third Proportional to 131,100 and 197,296.50

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Solution

The third proportional to 131,100 and 197,296.50 is: 296,917.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    131,100 : 197,296.50 = 197,296.50 : x
  2. Step 2: Convert to fraction form
    131,100/197,296.50 = 197,296.50/x
  3. Step 3: Cross multiply
    131,100x = 197,296.50 × 197,296.50
  4. Step 4: Simplify right side
    131,100x = 38,925,908,912.25
  5. Step 5: Solve for x
    x = 38,925,908,912.25/131,100
  6. Step 6: Final answer
    x = 296,917.69

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.