Home / 251,244.38-346,717.25-138,067.13

Finding the Fourth Proportional to 251,244.38, 346,717.25 and 138,067.13

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Solution

The fourth proportional to 251,244.38, 346,717.25 and 138,067.13 is: 190,532.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    251,244.38 : 346,717.25 = 138,067.13 : x
  2. Step 2: Convert to fraction form
    251,244.38/346,717.25 = 138,067.13/x
  3. Step 3: Cross multiply
    251,244.38x = 346,717.25 × 138,067.13
  4. Step 4: Simplify right side
    251,244.38x = 47,870,253,205.07
  5. Step 5: Solve for x
    x = 47,870,253,205.07/251,244.38
  6. Step 6: Final answer
    x = 190,532.64

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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.