Home / 220,230.44-303,960.60-143,616.52

Finding the Fourth Proportional to 220,230.44, 303,960.60 and 143,616.52

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Solution

The fourth proportional to 220,230.44, 303,960.60 and 143,616.52 is: 198,218.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    220,230.44 : 303,960.60 = 143,616.52 : x
  2. Step 2: Convert to fraction form
    220,230.44/303,960.60 = 143,616.52/x
  3. Step 3: Cross multiply
    220,230.44x = 303,960.60 × 143,616.52
  4. Step 4: Simplify right side
    220,230.44x = 43,653,763,589.11
  5. Step 5: Solve for x
    x = 43,653,763,589.11/220,230.44
  6. Step 6: Final answer
    x = 198,218.57

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.