Home / 252,738.93-379,101.06-102,942.18

Finding the Fourth Proportional to 252,738.93, 379,101.06 and 102,942.18

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Solution

The fourth proportional to 252,738.93, 379,101.06 and 102,942.18 is: 154,410.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    252,738.93 : 379,101.06 = 102,942.18 : x
  2. Step 2: Convert to fraction form
    252,738.93/379,101.06 = 102,942.18/x
  3. Step 3: Cross multiply
    252,738.93x = 379,101.06 × 102,942.18
  4. Step 4: Simplify right side
    252,738.93x = 39,025,489,556.71
  5. Step 5: Solve for x
    x = 39,025,489,556.71/252,738.93
  6. Step 6: Final answer
    x = 154,410.28

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.