Home / 226,861.32-313,100.10-131,397.96

Finding the Fourth Proportional to 226,861.32, 313,100.10 and 131,397.96

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Solution

The fourth proportional to 226,861.32, 313,100.10 and 131,397.96 is: 181,347.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    226,861.32 : 313,100.10 = 131,397.96 : x
  2. Step 2: Convert to fraction form
    226,861.32/313,100.10 = 131,397.96/x
  3. Step 3: Cross multiply
    226,861.32x = 313,100.10 × 131,397.96
  4. Step 4: Simplify right side
    226,861.32x = 41,140,714,415.80
  5. Step 5: Solve for x
    x = 41,140,714,415.80/226,861.32
  6. Step 6: Final answer
    x = 181,347.42

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.