Home / 75,837.15-104,654.25-41,844.78

Finding the Fourth Proportional to 75,837.15, 104,654.25 and 41,844.78

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Solution

The fourth proportional to 75,837.15, 104,654.25 and 41,844.78 is: 57,745.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,837.15 : 104,654.25 = 41,844.78 : x
  2. Step 2: Convert to fraction form
    75,837.15/104,654.25 = 41,844.78/x
  3. Step 3: Cross multiply
    75,837.15x = 104,654.25 × 41,844.78
  4. Step 4: Simplify right side
    75,837.15x = 4,379,234,067.32
  5. Step 5: Solve for x
    x = 4,379,234,067.32/75,837.15
  6. Step 6: Final answer
    x = 57,745.24

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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.