Home / 226,919.53-313,146.37-124,942.86

Finding the Fourth Proportional to 226,919.53, 313,146.37 and 124,942.86

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Solution

The fourth proportional to 226,919.53, 313,146.37 and 124,942.86 is: 172,419.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    226,919.53 : 313,146.37 = 124,942.86 : x
  2. Step 2: Convert to fraction form
    226,919.53/313,146.37 = 124,942.86/x
  3. Step 3: Cross multiply
    226,919.53x = 313,146.37 × 124,942.86
  4. Step 4: Simplify right side
    226,919.53x = 39,125,403,066.42
  5. Step 5: Solve for x
    x = 39,125,403,066.42/226,919.53
  6. Step 6: Final answer
    x = 172,419.73

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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.