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Finding the Fourth Proportional to 179,394.56, 269,100.48 and 79,447.04

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Solution

The fourth proportional to 179,394.56, 269,100.48 and 79,447.04 is: 119,174.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    179,394.56 : 269,100.48 = 79,447.04 : x
  2. Step 2: Convert to fraction form
    179,394.56/269,100.48 = 79,447.04/x
  3. Step 3: Cross multiply
    179,394.56x = 269,100.48 × 79,447.04
  4. Step 4: Simplify right side
    179,394.56x = 21,379,236,598.58
  5. Step 5: Solve for x
    x = 21,379,236,598.58/179,394.56
  6. Step 6: Final answer
    x = 119,174.39

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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.