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Finding the Fourth Proportional to 146,997.78, 220,503.96 and 41,824.14

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Solution

The fourth proportional to 146,997.78, 220,503.96 and 41,824.14 is: 62,738.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,997.78 : 220,503.96 = 41,824.14 : x
  2. Step 2: Convert to fraction form
    146,997.78/220,503.96 = 41,824.14/x
  3. Step 3: Cross multiply
    146,997.78x = 220,503.96 × 41,824.14
  4. Step 4: Simplify right side
    146,997.78x = 9,222,388,493.59
  5. Step 5: Solve for x
    x = 9,222,388,493.59/146,997.78
  6. Step 6: Final answer
    x = 62,738.28

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.