Home / 267,635.04-401,452.35-80,646.54

Finding the Fourth Proportional to 267,635.04, 401,452.35 and 80,646.54

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Solution

The fourth proportional to 267,635.04, 401,452.35 and 80,646.54 is: 120,969.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    267,635.04 : 401,452.35 = 80,646.54 : x
  2. Step 2: Convert to fraction form
    267,635.04/401,452.35 = 80,646.54/x
  3. Step 3: Cross multiply
    267,635.04x = 401,452.35 × 80,646.54
  4. Step 4: Simplify right side
    267,635.04x = 32,375,743,002.37
  5. Step 5: Solve for x
    x = 32,375,743,002.37/267,635.04
  6. Step 6: Final answer
    x = 120,969.75

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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.