Home / 75,819.12-113,704.04-25,204.56

Finding the Fourth Proportional to 75,819.12, 113,704.04 and 25,204.56

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Solution

The fourth proportional to 75,819.12, 113,704.04 and 25,204.56 is: 37,798.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,819.12 : 113,704.04 = 25,204.56 : x
  2. Step 2: Convert to fraction form
    75,819.12/113,704.04 = 25,204.56/x
  3. Step 3: Cross multiply
    75,819.12x = 113,704.04 × 25,204.56
  4. Step 4: Simplify right side
    75,819.12x = 2,865,860,298.42
  5. Step 5: Solve for x
    x = 2,865,860,298.42/75,819.12
  6. Step 6: Final answer
    x = 37,798.65

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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.