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Finding the Fourth Proportional to 267,183.38, 368,962.80 and 171,855.56

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Solution

The fourth proportional to 267,183.38, 368,962.80 and 171,855.56 is: 237,321.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    267,183.38 : 368,962.80 = 171,855.56 : x
  2. Step 2: Convert to fraction form
    267,183.38/368,962.80 = 171,855.56/x
  3. Step 3: Cross multiply
    267,183.38x = 368,962.80 × 171,855.56
  4. Step 4: Simplify right side
    267,183.38x = 63,408,308,613.17
  5. Step 5: Solve for x
    x = 63,408,308,613.17/267,183.38
  6. Step 6: Final answer
    x = 237,321.31

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.