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Finding the Third Proportional to 84,568.50 and 133,809.75

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Solution

The third proportional to 84,568.50 and 133,809.75 is: 211,722.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,568.50 : 133,809.75 = 133,809.75 : x
  2. Step 2: Convert to fraction form
    84,568.50/133,809.75 = 133,809.75/x
  3. Step 3: Cross multiply
    84,568.50x = 133,809.75 × 133,809.75
  4. Step 4: Simplify right side
    84,568.50x = 17,905,049,195.06
  5. Step 5: Solve for x
    x = 17,905,049,195.06/84,568.50
  6. Step 6: Final answer
    x = 211,722.44

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Why These Related Problems?

These problems maintain the same ratio (1.58) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.