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Finding the Third Proportional to 70,280 and 150,604

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Solution

The third proportional to 70,280 and 150,604 is: 322,731.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,280 : 150,604 = 150,604 : x
  2. Step 2: Convert to fraction form
    70,280/150,604 = 150,604/x
  3. Step 3: Cross multiply
    70,280x = 150,604 × 150,604
  4. Step 4: Simplify right side
    70,280x = 22,681,564,816
  5. Step 5: Solve for x
    x = 22,681,564,816/70,280
  6. Step 6: Final answer
    x = 322,731.43

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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.