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Finding the Fourth Proportional to 238,505.58, 328,790.97 and 166,662.54

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Solution

The fourth proportional to 238,505.58, 328,790.97 and 166,662.54 is: 229,752.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    238,505.58 : 328,790.97 = 166,662.54 : x
  2. Step 2: Convert to fraction form
    238,505.58/328,790.97 = 166,662.54/x
  3. Step 3: Cross multiply
    238,505.58x = 328,790.97 × 166,662.54
  4. Step 4: Simplify right side
    238,505.58x = 54,797,138,189.26
  5. Step 5: Solve for x
    x = 54,797,138,189.26/238,505.58
  6. Step 6: Final answer
    x = 229,752.02

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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.