Home / 112,584.20-168,934.68-49,448.75

Finding the Fourth Proportional to 112,584.20, 168,934.68 and 49,448.75

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Solution

The fourth proportional to 112,584.20, 168,934.68 and 49,448.75 is: 74,198.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,584.20 : 168,934.68 = 49,448.75 : x
  2. Step 2: Convert to fraction form
    112,584.20/168,934.68 = 49,448.75/x
  3. Step 3: Cross multiply
    112,584.20x = 168,934.68 × 49,448.75
  4. Step 4: Simplify right side
    112,584.20x = 8,353,607,912.98
  5. Step 5: Solve for x
    x = 8,353,607,912.98/112,584.20
  6. Step 6: Final answer
    x = 74,198.76

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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.