Home / 270,375.30-373,111.20-149,513.40

Finding the Fourth Proportional to 270,375.30, 373,111.20 and 149,513.40

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Solution

The fourth proportional to 270,375.30, 373,111.20 and 149,513.40 is: 206,324.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    270,375.30 : 373,111.20 = 149,513.40 : x
  2. Step 2: Convert to fraction form
    270,375.30/373,111.20 = 149,513.40/x
  3. Step 3: Cross multiply
    270,375.30x = 373,111.20 × 149,513.40
  4. Step 4: Simplify right side
    270,375.30x = 55,785,124,090.08
  5. Step 5: Solve for x
    x = 55,785,124,090.08/270,375.30
  6. Step 6: Final answer
    x = 206,324.78

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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.