Home / 312,956.26-469,227-113,250.67

Finding the Fourth Proportional to 312,956.26, 469,227 and 113,250.67

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Solution

The fourth proportional to 312,956.26, 469,227 and 113,250.67 is: 169,800.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    312,956.26 : 469,227 = 113,250.67 : x
  2. Step 2: Convert to fraction form
    312,956.26/469,227 = 113,250.67/x
  3. Step 3: Cross multiply
    312,956.26x = 469,227 × 113,250.67
  4. Step 4: Simplify right side
    312,956.26x = 53,140,272,132.09
  5. Step 5: Solve for x
    x = 53,140,272,132.09/312,956.26
  6. Step 6: Final answer
    x = 169,800.96

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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.