Home / 188,377.22-259,959.52-102,335.51

Finding the Fourth Proportional to 188,377.22, 259,959.52 and 102,335.51

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Solution

The fourth proportional to 188,377.22, 259,959.52 and 102,335.51 is: 141,222.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    188,377.22 : 259,959.52 = 102,335.51 : x
  2. Step 2: Convert to fraction form
    188,377.22/259,959.52 = 102,335.51/x
  3. Step 3: Cross multiply
    188,377.22x = 259,959.52 × 102,335.51
  4. Step 4: Simplify right side
    188,377.22x = 26,603,090,452.62
  5. Step 5: Solve for x
    x = 26,603,090,452.62/188,377.22
  6. Step 6: Final answer
    x = 141,222.44

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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.