Home / 269,438.22-404,216.66-79,913.41

Finding the Fourth Proportional to 269,438.22, 404,216.66 and 79,913.41

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Solution

The fourth proportional to 269,438.22, 404,216.66 and 79,913.41 is: 119,887.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    269,438.22 : 404,216.66 = 79,913.41 : x
  2. Step 2: Convert to fraction form
    269,438.22/404,216.66 = 79,913.41/x
  3. Step 3: Cross multiply
    269,438.22x = 404,216.66 × 79,913.41
  4. Step 4: Simplify right side
    269,438.22x = 32,302,330,868.65
  5. Step 5: Solve for x
    x = 32,302,330,868.65/269,438.22
  6. Step 6: Final answer
    x = 119,887.71

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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.