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Finding the Fourth Proportional to 331,067.26, 496,605.41 and 94,409.90

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Solution

The fourth proportional to 331,067.26, 496,605.41 and 94,409.90 is: 141,616.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    331,067.26 : 496,605.41 = 94,409.90 : x
  2. Step 2: Convert to fraction form
    331,067.26/496,605.41 = 94,409.90/x
  3. Step 3: Cross multiply
    331,067.26x = 496,605.41 × 94,409.90
  4. Step 4: Simplify right side
    331,067.26x = 46,884,467,097.56
  5. Step 5: Solve for x
    x = 46,884,467,097.56/331,067.26
  6. Step 6: Final answer
    x = 141,616.14

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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.