Home / 179,434.20-269,021.70-100,572.60

Finding the Fourth Proportional to 179,434.20, 269,021.70 and 100,572.60

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Solution

The fourth proportional to 179,434.20, 269,021.70 and 100,572.60 is: 150,786.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    179,434.20 : 269,021.70 = 100,572.60 : x
  2. Step 2: Convert to fraction form
    179,434.20/269,021.70 = 100,572.60/x
  3. Step 3: Cross multiply
    179,434.20x = 269,021.70 × 100,572.60
  4. Step 4: Simplify right side
    179,434.20x = 27,056,211,825.42
  5. Step 5: Solve for x
    x = 27,056,211,825.42/179,434.20
  6. Step 6: Final answer
    x = 150,786.26

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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.