Home / 179,515.74-269,319.75-67,197.57

Finding the Fourth Proportional to 179,515.74, 269,319.75 and 67,197.57

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Solution

The fourth proportional to 179,515.74, 269,319.75 and 67,197.57 is: 100,813.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    179,515.74 : 269,319.75 = 67,197.57 : x
  2. Step 2: Convert to fraction form
    179,515.74/269,319.75 = 67,197.57/x
  3. Step 3: Cross multiply
    179,515.74x = 269,319.75 × 67,197.57
  4. Step 4: Simplify right side
    179,515.74x = 18,097,633,510.97
  5. Step 5: Solve for x
    x = 18,097,633,510.97/179,515.74
  6. Step 6: Final answer
    x = 100,813.63

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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.