Home / 267,553.08-401,371.07-90,046.23

Finding the Fourth Proportional to 267,553.08, 401,371.07 and 90,046.23

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Solution

The fourth proportional to 267,553.08, 401,371.07 and 90,046.23 is: 135,083.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    267,553.08 : 401,371.07 = 90,046.23 : x
  2. Step 2: Convert to fraction form
    267,553.08/401,371.07 = 90,046.23/x
  3. Step 3: Cross multiply
    267,553.08x = 401,371.07 × 90,046.23
  4. Step 4: Simplify right side
    267,553.08x = 36,141,951,234.33
  5. Step 5: Solve for x
    x = 36,141,951,234.33/267,553.08
  6. Step 6: Final answer
    x = 135,083.29

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1.5x scale

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.