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Finding the Fourth Proportional to 240,166.20, 360,256.62 and 82,392.42

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Solution

The fourth proportional to 240,166.20, 360,256.62 and 82,392.42 is: 123,591.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    240,166.20 : 360,256.62 = 82,392.42 : x
  2. Step 2: Convert to fraction form
    240,166.20/360,256.62 = 82,392.42/x
  3. Step 3: Cross multiply
    240,166.20x = 360,256.62 × 82,392.42
  4. Step 4: Simplify right side
    240,166.20x = 29,682,414,742.82
  5. Step 5: Solve for x
    x = 29,682,414,742.82/240,166.20
  6. Step 6: Final answer
    x = 123,591.14

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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.