Home / 73,974.96-110,933.26-31,858.20

Finding the Fourth Proportional to 73,974.96, 110,933.26 and 31,858.20

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Solution

The fourth proportional to 73,974.96, 110,933.26 and 31,858.20 is: 47,774.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,974.96 : 110,933.26 = 31,858.20 : x
  2. Step 2: Convert to fraction form
    73,974.96/110,933.26 = 31,858.20/x
  3. Step 3: Cross multiply
    73,974.96x = 110,933.26 × 31,858.20
  4. Step 4: Simplify right side
    73,974.96x = 3,534,133,983.73
  5. Step 5: Solve for x
    x = 3,534,133,983.73/73,974.96
  6. Step 6: Final answer
    x = 47,774.73

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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.