Home / 269,139.62-403,432.34-119,450.42

Finding the Fourth Proportional to 269,139.62, 403,432.34 and 119,450.42

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Solution

The fourth proportional to 269,139.62, 403,432.34 and 119,450.42 is: 179,052.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    269,139.62 : 403,432.34 = 119,450.42 : x
  2. Step 2: Convert to fraction form
    269,139.62/403,432.34 = 119,450.42/x
  3. Step 3: Cross multiply
    269,139.62x = 403,432.34 × 119,450.42
  4. Step 4: Simplify right side
    269,139.62x = 48,190,162,454.58
  5. Step 5: Solve for x
    x = 48,190,162,454.58/269,139.62
  6. Step 6: Final answer
    x = 179,052.65

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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.