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Finding the Fourth Proportional to 254,247.36, 350,856 and 141,067.68

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Solution

The fourth proportional to 254,247.36, 350,856 and 141,067.68 is: 194,670.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    254,247.36 : 350,856 = 141,067.68 : x
  2. Step 2: Convert to fraction form
    254,247.36/350,856 = 141,067.68/x
  3. Step 3: Cross multiply
    254,247.36x = 350,856 × 141,067.68
  4. Step 4: Simplify right side
    254,247.36x = 49,494,441,934.08
  5. Step 5: Solve for x
    x = 49,494,441,934.08/254,247.36
  6. Step 6: Final answer
    x = 194,670.43

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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.