Home / 73,378.35-110,039.58-31,231.83

Finding the Fourth Proportional to 73,378.35, 110,039.58 and 31,231.83

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Solution

The fourth proportional to 73,378.35, 110,039.58 and 31,231.83 is: 46,835.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,378.35 : 110,039.58 = 31,231.83 : x
  2. Step 2: Convert to fraction form
    73,378.35/110,039.58 = 31,231.83/x
  3. Step 3: Cross multiply
    73,378.35x = 110,039.58 × 31,231.83
  4. Step 4: Simplify right side
    73,378.35x = 3,436,737,455.83
  5. Step 5: Solve for x
    x = 3,436,737,455.83/73,378.35
  6. Step 6: Final answer
    x = 46,835.85

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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.