Home / 213,906.72-295,194.75-117,108.95

Finding the Fourth Proportional to 213,906.72, 295,194.75 and 117,108.95

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Solution

The fourth proportional to 213,906.72, 295,194.75 and 117,108.95 is: 161,612.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    213,906.72 : 295,194.75 = 117,108.95 : x
  2. Step 2: Convert to fraction form
    213,906.72/295,194.75 = 117,108.95/x
  3. Step 3: Cross multiply
    213,906.72x = 295,194.75 × 117,108.95
  4. Step 4: Simplify right side
    213,906.72x = 34,569,947,121.22
  5. Step 5: Solve for x
    x = 34,569,947,121.22/213,906.72
  6. Step 6: Final answer
    x = 161,612.26

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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.