Home / 247,110.72-341,042.85-161,161.62

Finding the Fourth Proportional to 247,110.72, 341,042.85 and 161,161.62

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Solution

The fourth proportional to 247,110.72, 341,042.85 and 161,161.62 is: 222,422.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    247,110.72 : 341,042.85 = 161,161.62 : x
  2. Step 2: Convert to fraction form
    247,110.72/341,042.85 = 161,161.62/x
  3. Step 3: Cross multiply
    247,110.72x = 341,042.85 × 161,161.62
  4. Step 4: Simplify right side
    247,110.72x = 54,963,018,195.42
  5. Step 5: Solve for x
    x = 54,963,018,195.42/247,110.72
  6. Step 6: Final answer
    x = 222,422.64

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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.