Home / 170,143.24-255,195.40-45,493.96

Finding the Fourth Proportional to 170,143.24, 255,195.40 and 45,493.96

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Solution

The fourth proportional to 170,143.24, 255,195.40 and 45,493.96 is: 68,235.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    170,143.24 : 255,195.40 = 45,493.96 : x
  2. Step 2: Convert to fraction form
    170,143.24/255,195.40 = 45,493.96/x
  3. Step 3: Cross multiply
    170,143.24x = 255,195.40 × 45,493.96
  4. Step 4: Simplify right side
    170,143.24x = 11,609,848,046.92
  5. Step 5: Solve for x
    x = 11,609,848,046.92/170,143.24
  6. Step 6: Final answer
    x = 68,235.73

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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.