Home / 179,318.64-269,020.11-100,487.28

Finding the Fourth Proportional to 179,318.64, 269,020.11 and 100,487.28

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Solution

The fourth proportional to 179,318.64, 269,020.11 and 100,487.28 is: 150,754.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    179,318.64 : 269,020.11 = 100,487.28 : x
  2. Step 2: Convert to fraction form
    179,318.64/269,020.11 = 100,487.28/x
  3. Step 3: Cross multiply
    179,318.64x = 269,020.11 × 100,487.28
  4. Step 4: Simplify right side
    179,318.64x = 27,033,099,119.20
  5. Step 5: Solve for x
    x = 27,033,099,119.20/179,318.64
  6. Step 6: Final answer
    x = 150,754.54

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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.