Home / 263,766.32-363,997.04-142,910.68

Finding the Fourth Proportional to 263,766.32, 363,997.04 and 142,910.68

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Solution

The fourth proportional to 263,766.32, 363,997.04 and 142,910.68 is: 197,216.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    263,766.32 : 363,997.04 = 142,910.68 : x
  2. Step 2: Convert to fraction form
    263,766.32/363,997.04 = 142,910.68/x
  3. Step 3: Cross multiply
    263,766.32x = 363,997.04 × 142,910.68
  4. Step 4: Simplify right side
    263,766.32x = 52,019,064,504.39
  5. Step 5: Solve for x
    x = 52,019,064,504.39/263,766.32
  6. Step 6: Final answer
    x = 197,216.48

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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.