Home / 179,371.37-269,020.33-67,030.85

Finding the Fourth Proportional to 179,371.37, 269,020.33 and 67,030.85

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Solution

The fourth proportional to 179,371.37, 269,020.33 and 67,030.85 is: 100,532.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    179,371.37 : 269,020.33 = 67,030.85 : x
  2. Step 2: Convert to fraction form
    179,371.37/269,020.33 = 67,030.85/x
  3. Step 3: Cross multiply
    179,371.37x = 269,020.33 × 67,030.85
  4. Step 4: Simplify right side
    179,371.37x = 18,032,661,387.18
  5. Step 5: Solve for x
    x = 18,032,661,387.18/179,371.37
  6. Step 6: Final answer
    x = 100,532.55

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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.