Home / 262,299.22-361,996.78-149,121.70

Finding the Fourth Proportional to 262,299.22, 361,996.78 and 149,121.70

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Solution

The fourth proportional to 262,299.22, 361,996.78 and 149,121.70 is: 205,801.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    262,299.22 : 361,996.78 = 149,121.70 : x
  2. Step 2: Convert to fraction form
    262,299.22/361,996.78 = 149,121.70/x
  3. Step 3: Cross multiply
    262,299.22x = 361,996.78 × 149,121.70
  4. Step 4: Simplify right side
    262,299.22x = 53,981,575,228.13
  5. Step 5: Solve for x
    x = 53,981,575,228.13/262,299.22
  6. Step 6: Final answer
    x = 205,801.51

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.