Home / 213,962.78-295,273.26-117,170.72

Finding the Fourth Proportional to 213,962.78, 295,273.26 and 117,170.72

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Solution

The fourth proportional to 213,962.78, 295,273.26 and 117,170.72 is: 161,698.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    213,962.78 : 295,273.26 = 117,170.72 : x
  2. Step 2: Convert to fraction form
    213,962.78/295,273.26 = 117,170.72/x
  3. Step 3: Cross multiply
    213,962.78x = 295,273.26 × 117,170.72
  4. Step 4: Simplify right side
    213,962.78x = 34,597,380,470.95
  5. Step 5: Solve for x
    x = 34,597,380,470.95/213,962.78
  6. Step 6: Final answer
    x = 161,698.13

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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.