Home / 205,162.04-283,170.85-120,306.44

Finding the Fourth Proportional to 205,162.04, 283,170.85 and 120,306.44

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Solution

The fourth proportional to 205,162.04, 283,170.85 and 120,306.44 is: 166,050.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    205,162.04 : 283,170.85 = 120,306.44 : x
  2. Step 2: Convert to fraction form
    205,162.04/283,170.85 = 120,306.44/x
  3. Step 3: Cross multiply
    205,162.04x = 283,170.85 × 120,306.44
  4. Step 4: Simplify right side
    205,162.04x = 34,067,275,158.65
  5. Step 5: Solve for x
    x = 34,067,275,158.65/205,162.04
  6. Step 6: Final answer
    x = 166,050.58

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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.