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Finding the Fourth Proportional to 50,446.80, 75,644.28 and 27,092.88

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Solution

The fourth proportional to 50,446.80, 75,644.28 and 27,092.88 is: 40,625.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,446.80 : 75,644.28 = 27,092.88 : x
  2. Step 2: Convert to fraction form
    50,446.80/75,644.28 = 27,092.88/x
  3. Step 3: Cross multiply
    50,446.80x = 75,644.28 × 27,092.88
  4. Step 4: Simplify right side
    50,446.80x = 2,049,421,400.73
  5. Step 5: Solve for x
    x = 2,049,421,400.73/50,446.80
  6. Step 6: Final answer
    x = 40,625.40

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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.