Home / 170,143.22-255,195.38-45,493.94

Finding the Fourth Proportional to 170,143.22, 255,195.38 and 45,493.94

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Solution

The fourth proportional to 170,143.22, 255,195.38 and 45,493.94 is: 68,235.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    170,143.22 : 255,195.38 = 45,493.94 : x
  2. Step 2: Convert to fraction form
    170,143.22/255,195.38 = 45,493.94/x
  3. Step 3: Cross multiply
    170,143.22x = 255,195.38 × 45,493.94
  4. Step 4: Simplify right side
    170,143.22x = 11,609,843,306.00
  5. Step 5: Solve for x
    x = 11,609,843,306.00/170,143.22
  6. Step 6: Final answer
    x = 68,235.71

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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.