Home / 271,121.23-374,147.32-150,270.31

Finding the Fourth Proportional to 271,121.23, 374,147.32 and 150,270.31

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Solution

The fourth proportional to 271,121.23, 374,147.32 and 150,270.31 is: 207,373.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    271,121.23 : 374,147.32 = 150,270.31 : x
  2. Step 2: Convert to fraction form
    271,121.23/374,147.32 = 150,270.31/x
  3. Step 3: Cross multiply
    271,121.23x = 374,147.32 × 150,270.31
  4. Step 4: Simplify right side
    271,121.23x = 56,223,231,891.33
  5. Step 5: Solve for x
    x = 56,223,231,891.33/271,121.23
  6. Step 6: Final answer
    x = 207,373.04

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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.