Home / 179,583-269,375.88-79,716.36

Finding the Fourth Proportional to 179,583, 269,375.88 and 79,716.36

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Solution

The fourth proportional to 179,583, 269,375.88 and 79,716.36 is: 119,575.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    179,583 : 269,375.88 = 79,716.36 : x
  2. Step 2: Convert to fraction form
    179,583/269,375.88 = 79,716.36/x
  3. Step 3: Cross multiply
    179,583x = 269,375.88 × 79,716.36
  4. Step 4: Simplify right side
    179,583x = 21,473,664,625.40
  5. Step 5: Solve for x
    x = 21,473,664,625.40/179,583
  6. Step 6: Final answer
    x = 119,575.15

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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.