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Finding the Fourth Proportional to 225,754.39, 338,650.01 and 113,376.81

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Solution

The fourth proportional to 225,754.39, 338,650.01 and 113,376.81 is: 170,074.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    225,754.39 : 338,650.01 = 113,376.81 : x
  2. Step 2: Convert to fraction form
    225,754.39/338,650.01 = 113,376.81/x
  3. Step 3: Cross multiply
    225,754.39x = 338,650.01 × 113,376.81
  4. Step 4: Simplify right side
    225,754.39x = 38,395,059,606.23
  5. Step 5: Solve for x
    x = 38,395,059,606.23/225,754.39
  6. Step 6: Final answer
    x = 170,074.48

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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.