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Finding the Third Proportional to 133,321.50 and 187,508.25

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Solution

The third proportional to 133,321.50 and 187,508.25 is: 263,718.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    133,321.50 : 187,508.25 = 187,508.25 : x
  2. Step 2: Convert to fraction form
    133,321.50/187,508.25 = 187,508.25/x
  3. Step 3: Cross multiply
    133,321.50x = 187,508.25 × 187,508.25
  4. Step 4: Simplify right side
    133,321.50x = 35,159,343,818.06
  5. Step 5: Solve for x
    x = 35,159,343,818.06/133,321.50
  6. Step 6: Final answer
    x = 263,718.48

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Why These Related Problems?

These problems maintain the same ratio (1.41) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.