Home / 226,397.70-339,736.59-131,672.34

Finding the Fourth Proportional to 226,397.70, 339,736.59 and 131,672.34

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Solution

The fourth proportional to 226,397.70, 339,736.59 and 131,672.34 is: 197,589.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    226,397.70 : 339,736.59 = 131,672.34 : x
  2. Step 2: Convert to fraction form
    226,397.70/339,736.59 = 131,672.34/x
  3. Step 3: Cross multiply
    226,397.70x = 339,736.59 × 131,672.34
  4. Step 4: Simplify right side
    226,397.70x = 44,733,911,788.92
  5. Step 5: Solve for x
    x = 44,733,911,788.92/226,397.70
  6. Step 6: Final answer
    x = 197,589.96

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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.