Home / 367,233.12-551,082.72-156,872.64

Finding the Fourth Proportional to 367,233.12, 551,082.72 and 156,872.64

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Solution

The fourth proportional to 367,233.12, 551,082.72 and 156,872.64 is: 235,408.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    367,233.12 : 551,082.72 = 156,872.64 : x
  2. Step 2: Convert to fraction form
    367,233.12/551,082.72 = 156,872.64/x
  3. Step 3: Cross multiply
    367,233.12x = 551,082.72 × 156,872.64
  4. Step 4: Simplify right side
    367,233.12x = 86,449,801,144.78
  5. Step 5: Solve for x
    x = 86,449,801,144.78/367,233.12
  6. Step 6: Final answer
    x = 235,408.51

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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.