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Finding the Fourth Proportional to 50,754.60, 76,122.99 and 19,167.44

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Solution

The fourth proportional to 50,754.60, 76,122.99 and 19,167.44 is: 28,747.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,754.60 : 76,122.99 = 19,167.44 : x
  2. Step 2: Convert to fraction form
    50,754.60/76,122.99 = 19,167.44/x
  3. Step 3: Cross multiply
    50,754.60x = 76,122.99 × 19,167.44
  4. Step 4: Simplify right side
    50,754.60x = 1,459,082,462.83
  5. Step 5: Solve for x
    x = 1,459,082,462.83/50,754.60
  6. Step 6: Final answer
    x = 28,747.79

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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.