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Finding the Fourth Proportional to 214,418.53, 295,910.99 and 123,791.07

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Solution

The fourth proportional to 214,418.53, 295,910.99 and 123,791.07 is: 170,839.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    214,418.53 : 295,910.99 = 123,791.07 : x
  2. Step 2: Convert to fraction form
    214,418.53/295,910.99 = 123,791.07/x
  3. Step 3: Cross multiply
    214,418.53x = 295,910.99 × 123,791.07
  4. Step 4: Simplify right side
    214,418.53x = 36,631,138,076.86
  5. Step 5: Solve for x
    x = 36,631,138,076.86/214,418.53
  6. Step 6: Final answer
    x = 170,839.42

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.