Home / 247,213.72-341,161.62-139,799.75

Finding the Fourth Proportional to 247,213.72, 341,161.62 and 139,799.75

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Solution

The fourth proportional to 247,213.72, 341,161.62 and 139,799.75 is: 192,927.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    247,213.72 : 341,161.62 = 139,799.75 : x
  2. Step 2: Convert to fraction form
    247,213.72/341,161.62 = 139,799.75/x
  3. Step 3: Cross multiply
    247,213.72x = 341,161.62 × 139,799.75
  4. Step 4: Simplify right side
    247,213.72x = 47,694,309,185.60
  5. Step 5: Solve for x
    x = 47,694,309,185.60/247,213.72
  6. Step 6: Final answer
    x = 192,927.44

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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.