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Finding the Fourth Proportional to 179,455.74, 269,230.33 and 67,144.74

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Solution

The fourth proportional to 179,455.74, 269,230.33 and 67,144.74 is: 100,734.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    179,455.74 : 269,230.33 = 67,144.74 : x
  2. Step 2: Convert to fraction form
    179,455.74/269,230.33 = 67,144.74/x
  3. Step 3: Cross multiply
    179,455.74x = 269,230.33 × 67,144.74
  4. Step 4: Simplify right side
    179,455.74x = 18,077,400,507.96
  5. Step 5: Solve for x
    x = 18,077,400,507.96/179,455.74
  6. Step 6: Final answer
    x = 100,734.59

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1.5x scale

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.