Home / 179,178.25-268,452.08-168,511.15

Finding the Fourth Proportional to 179,178.25, 268,452.08 and 168,511.15

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Solution

The fourth proportional to 179,178.25, 268,452.08 and 168,511.15 is: 252,470.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    179,178.25 : 268,452.08 = 168,511.15 : x
  2. Step 2: Convert to fraction form
    179,178.25/268,452.08 = 168,511.15/x
  3. Step 3: Cross multiply
    179,178.25x = 268,452.08 × 168,511.15
  4. Step 4: Simplify right side
    179,178.25x = 45,237,170,232.56
  5. Step 5: Solve for x
    x = 45,237,170,232.56/179,178.25
  6. Step 6: Final answer
    x = 252,470.21

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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.