Home / 267,762.27-401,363.20-90,207.94

Finding the Fourth Proportional to 267,762.27, 401,363.20 and 90,207.94

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Solution

The fourth proportional to 267,762.27, 401,363.20 and 90,207.94 is: 135,217.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    267,762.27 : 401,363.20 = 90,207.94 : x
  2. Step 2: Convert to fraction form
    267,762.27/401,363.20 = 90,207.94/x
  3. Step 3: Cross multiply
    267,762.27x = 401,363.20 × 90,207.94
  4. Step 4: Simplify right side
    267,762.27x = 36,206,147,012.77
  5. Step 5: Solve for x
    x = 36,206,147,012.77/267,762.27
  6. Step 6: Final answer
    x = 135,217.51

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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.