Home / 297,206.33-445,836.22-83,976.86

Finding the Fourth Proportional to 297,206.33, 445,836.22 and 83,976.86

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Solution

The fourth proportional to 297,206.33, 445,836.22 and 83,976.86 is: 125,972.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    297,206.33 : 445,836.22 = 83,976.86 : x
  2. Step 2: Convert to fraction form
    297,206.33/445,836.22 = 83,976.86/x
  3. Step 3: Cross multiply
    297,206.33x = 445,836.22 × 83,976.86
  4. Step 4: Simplify right side
    297,206.33x = 37,439,926,734.52
  5. Step 5: Solve for x
    x = 37,439,926,734.52/297,206.33
  6. Step 6: Final answer
    x = 125,972.85

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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.