Home / 263,821.62-364,074.14-142,961.85

Finding the Fourth Proportional to 263,821.62, 364,074.14 and 142,961.85

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Solution

The fourth proportional to 263,821.62, 364,074.14 and 142,961.85 is: 197,287.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    263,821.62 : 364,074.14 = 142,961.85 : x
  2. Step 2: Convert to fraction form
    263,821.62/364,074.14 = 142,961.85/x
  3. Step 3: Cross multiply
    263,821.62x = 364,074.14 × 142,961.85
  4. Step 4: Simplify right side
    263,821.62x = 52,048,712,591.56
  5. Step 5: Solve for x
    x = 52,048,712,591.56/263,821.62
  6. Step 6: Final answer
    x = 197,287.52

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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.