Home / 179,519.33-269,285.82-67,187.72

Finding the Fourth Proportional to 179,519.33, 269,285.82 and 67,187.72

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Solution

The fourth proportional to 179,519.33, 269,285.82 and 67,187.72 is: 100,784.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    179,519.33 : 269,285.82 = 67,187.72 : x
  2. Step 2: Convert to fraction form
    179,519.33/269,285.82 = 67,187.72/x
  3. Step 3: Cross multiply
    179,519.33x = 269,285.82 × 67,187.72
  4. Step 4: Simplify right side
    179,519.33x = 18,092,698,927.70
  5. Step 5: Solve for x
    x = 18,092,698,927.70/179,519.33
  6. Step 6: Final answer
    x = 100,784.13

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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.