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Finding the Third Proportional to 70,563.75 and 150,838.50

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Solution

The third proportional to 70,563.75 and 150,838.50 is: 322,435.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,563.75 : 150,838.50 = 150,838.50 : x
  2. Step 2: Convert to fraction form
    70,563.75/150,838.50 = 150,838.50/x
  3. Step 3: Cross multiply
    70,563.75x = 150,838.50 × 150,838.50
  4. Step 4: Simplify right side
    70,563.75x = 22,752,253,082.25
  5. Step 5: Solve for x
    x = 22,752,253,082.25/70,563.75
  6. Step 6: Final answer
    x = 322,435.43

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Why These Related Problems?

These problems maintain the same ratio (2.14) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.