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Finding the Fourth Proportional to 133,682.58, 200,524.14 and 54,782.64

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Solution

The fourth proportional to 133,682.58, 200,524.14 and 54,782.64 is: 82,174.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    133,682.58 : 200,524.14 = 54,782.64 : x
  2. Step 2: Convert to fraction form
    133,682.58/200,524.14 = 54,782.64/x
  3. Step 3: Cross multiply
    133,682.58x = 200,524.14 × 54,782.64
  4. Step 4: Simplify right side
    133,682.58x = 10,985,241,772.93
  5. Step 5: Solve for x
    x = 10,985,241,772.93/133,682.58
  6. Step 6: Final answer
    x = 82,174.07

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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.