Home / 269,890.58-404,392.76-92,300.70

Finding the Fourth Proportional to 269,890.58, 404,392.76 and 92,300.70

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Solution

The fourth proportional to 269,890.58, 404,392.76 and 92,300.70 is: 138,299.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    269,890.58 : 404,392.76 = 92,300.70 : x
  2. Step 2: Convert to fraction form
    269,890.58/404,392.76 = 92,300.70/x
  3. Step 3: Cross multiply
    269,890.58x = 404,392.76 × 92,300.70
  4. Step 4: Simplify right side
    269,890.58x = 37,325,734,822.93
  5. Step 5: Solve for x
    x = 37,325,734,822.93/269,890.58
  6. Step 6: Final answer
    x = 138,299.51

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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.