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Finding the Fourth Proportional to 50,817, 76,272.29 and 25,874.88

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Solution

The fourth proportional to 50,817, 76,272.29 and 25,874.88 is: 38,836.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,817 : 76,272.29 = 25,874.88 : x
  2. Step 2: Convert to fraction form
    50,817/76,272.29 = 25,874.88/x
  3. Step 3: Cross multiply
    50,817x = 76,272.29 × 25,874.88
  4. Step 4: Simplify right side
    50,817x = 1,973,536,351.08
  5. Step 5: Solve for x
    x = 1,973,536,351.08/50,817
  6. Step 6: Final answer
    x = 38,836.14

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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.