Home / 170,194.77-255,251.15-75,372.53

Finding the Fourth Proportional to 170,194.77, 255,251.15 and 75,372.53

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Solution

The fourth proportional to 170,194.77, 255,251.15 and 75,372.53 is: 113,040.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    170,194.77 : 255,251.15 = 75,372.53 : x
  2. Step 2: Convert to fraction form
    170,194.77/255,251.15 = 75,372.53/x
  3. Step 3: Cross multiply
    170,194.77x = 255,251.15 × 75,372.53
  4. Step 4: Simplify right side
    170,194.77x = 19,238,923,590.44
  5. Step 5: Solve for x
    x = 19,238,923,590.44/170,194.77
  6. Step 6: Final answer
    x = 113,040.63

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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.