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Finding the Third Proportional to 133,921.50 and 202,610.25

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Solution

The third proportional to 133,921.50 and 202,610.25 is: 306,529.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    133,921.50 : 202,610.25 = 202,610.25 : x
  2. Step 2: Convert to fraction form
    133,921.50/202,610.25 = 202,610.25/x
  3. Step 3: Cross multiply
    133,921.50x = 202,610.25 × 202,610.25
  4. Step 4: Simplify right side
    133,921.50x = 41,050,913,405.06
  5. Step 5: Solve for x
    x = 41,050,913,405.06/133,921.50
  6. Step 6: Final answer
    x = 306,529.67

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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.