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Finding the Fourth Proportional to 104,954.91, 157,441.82 and 33,879.24

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Solution

The fourth proportional to 104,954.91, 157,441.82 and 33,879.24 is: 50,821.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,954.91 : 157,441.82 = 33,879.24 : x
  2. Step 2: Convert to fraction form
    104,954.91/157,441.82 = 33,879.24/x
  3. Step 3: Cross multiply
    104,954.91x = 157,441.82 × 33,879.24
  4. Step 4: Simplify right side
    104,954.91x = 5,334,008,418.61
  5. Step 5: Solve for x
    x = 5,334,008,418.61/104,954.91
  6. Step 6: Final answer
    x = 50,821.90

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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.