Home / 267,550.46-401,367.16-90,043.64

Finding the Fourth Proportional to 267,550.46, 401,367.16 and 90,043.64

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Solution

The fourth proportional to 267,550.46, 401,367.16 and 90,043.64 is: 135,079.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    267,550.46 : 401,367.16 = 90,043.64 : x
  2. Step 2: Convert to fraction form
    267,550.46/401,367.16 = 90,043.64/x
  3. Step 3: Cross multiply
    267,550.46x = 401,367.16 × 90,043.64
  4. Step 4: Simplify right side
    267,550.46x = 36,140,560,062.86
  5. Step 5: Solve for x
    x = 36,140,560,062.86/267,550.46
  6. Step 6: Final answer
    x = 135,079.42

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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.