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Finding the Third Proportional to 89,213.06 and 131,355.28

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Solution

The third proportional to 89,213.06 and 131,355.28 is: 193,404.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,213.06 : 131,355.28 = 131,355.28 : x
  2. Step 2: Convert to fraction form
    89,213.06/131,355.28 = 131,355.28/x
  3. Step 3: Cross multiply
    89,213.06x = 131,355.28 × 131,355.28
  4. Step 4: Simplify right side
    89,213.06x = 17,254,209,912.27
  5. Step 5: Solve for x
    x = 17,254,209,912.27/89,213.06
  6. Step 6: Final answer
    x = 193,404.52

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Why These Related Problems?

These problems maintain the same ratio (1.47) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.