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Finding the Third Proportional to 155,487 and 234,850.50

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Solution

The third proportional to 155,487 and 234,850.50 is: 354,722.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    155,487 : 234,850.50 = 234,850.50 : x
  2. Step 2: Convert to fraction form
    155,487/234,850.50 = 234,850.50/x
  3. Step 3: Cross multiply
    155,487x = 234,850.50 × 234,850.50
  4. Step 4: Simplify right side
    155,487x = 55,154,757,350.25
  5. Step 5: Solve for x
    x = 55,154,757,350.25/155,487
  6. Step 6: Final answer
    x = 354,722.63

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Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.