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Finding the Fourth Proportional to 245,747.82, 338,957.29 and 164,034.87

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Solution

The fourth proportional to 245,747.82, 338,957.29 and 164,034.87 is: 226,251.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    245,747.82 : 338,957.29 = 164,034.87 : x
  2. Step 2: Convert to fraction form
    245,747.82/338,957.29 = 164,034.87/x
  3. Step 3: Cross multiply
    245,747.82x = 338,957.29 × 164,034.87
  4. Step 4: Simplify right side
    245,747.82x = 55,600,815,677.30
  5. Step 5: Solve for x
    x = 55,600,815,677.30/245,747.82
  6. Step 6: Final answer
    x = 226,251.51

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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.