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Finding the Fourth Proportional to 226,742.33, 339,995.84 and 66,797.51

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Solution

The fourth proportional to 226,742.33, 339,995.84 and 66,797.51 is: 100,161.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    226,742.33 : 339,995.84 = 66,797.51 : x
  2. Step 2: Convert to fraction form
    226,742.33/339,995.84 = 66,797.51/x
  3. Step 3: Cross multiply
    226,742.33x = 339,995.84 × 66,797.51
  4. Step 4: Simplify right side
    226,742.33x = 22,710,873,488.39
  5. Step 5: Solve for x
    x = 22,710,873,488.39/226,742.33
  6. Step 6: Final answer
    x = 100,161.60

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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.