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Finding the Fourth Proportional to 223,991.58, 335,818.41 and 135,223.98

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Solution

The fourth proportional to 223,991.58, 335,818.41 and 135,223.98 is: 202,733.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    223,991.58 : 335,818.41 = 135,223.98 : x
  2. Step 2: Convert to fraction form
    223,991.58/335,818.41 = 135,223.98/x
  3. Step 3: Cross multiply
    223,991.58x = 335,818.41 × 135,223.98
  4. Step 4: Simplify right side
    223,991.58x = 45,410,701,957.47
  5. Step 5: Solve for x
    x = 45,410,701,957.47/223,991.58
  6. Step 6: Final answer
    x = 202,733.97

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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.