Home / 188,085.08-259,557.41-107,514.33

Finding the Fourth Proportional to 188,085.08, 259,557.41 and 107,514.33

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Solution

The fourth proportional to 188,085.08, 259,557.41 and 107,514.33 is: 148,369.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    188,085.08 : 259,557.41 = 107,514.33 : x
  2. Step 2: Convert to fraction form
    188,085.08/259,557.41 = 107,514.33/x
  3. Step 3: Cross multiply
    188,085.08x = 259,557.41 × 107,514.33
  4. Step 4: Simplify right side
    188,085.08x = 27,906,140,495.11
  5. Step 5: Solve for x
    x = 27,906,140,495.11/188,085.08
  6. Step 6: Final answer
    x = 148,369.78

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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.