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Finding the Fourth Proportional to 252,832.38, 379,303.29 and 75,353.67

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Solution

The fourth proportional to 252,832.38, 379,303.29 and 75,353.67 is: 113,046.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    252,832.38 : 379,303.29 = 75,353.67 : x
  2. Step 2: Convert to fraction form
    252,832.38/379,303.29 = 75,353.67/x
  3. Step 3: Cross multiply
    252,832.38x = 379,303.29 × 75,353.67
  4. Step 4: Simplify right side
    252,832.38x = 28,581,894,944.57
  5. Step 5: Solve for x
    x = 28,581,894,944.57/252,832.38
  6. Step 6: Final answer
    x = 113,046.81

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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.