Home / 188,231.01-259,763.30-102,193.61

Finding the Fourth Proportional to 188,231.01, 259,763.30 and 102,193.61

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Solution

The fourth proportional to 188,231.01, 259,763.30 and 102,193.61 is: 141,029.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    188,231.01 : 259,763.30 = 102,193.61 : x
  2. Step 2: Convert to fraction form
    188,231.01/259,763.30 = 102,193.61/x
  3. Step 3: Cross multiply
    188,231.01x = 259,763.30 × 102,193.61
  4. Step 4: Simplify right side
    188,231.01x = 26,546,148,920.07
  5. Step 5: Solve for x
    x = 26,546,148,920.07/188,231.01
  6. Step 6: Final answer
    x = 141,029.63

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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.