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Finding the Fourth Proportional to 247,589.44, 341,754.72 and 145,610.44

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Solution

The fourth proportional to 247,589.44, 341,754.72 and 145,610.44 is: 200,990.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    247,589.44 : 341,754.72 = 145,610.44 : x
  2. Step 2: Convert to fraction form
    247,589.44/341,754.72 = 145,610.44/x
  3. Step 3: Cross multiply
    247,589.44x = 341,754.72 × 145,610.44
  4. Step 4: Simplify right side
    247,589.44x = 49,763,055,151.28
  5. Step 5: Solve for x
    x = 49,763,055,151.28/247,589.44
  6. Step 6: Final answer
    x = 200,990.22

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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.