Home / 248,738.36-343,314.32-158,076.63

Finding the Fourth Proportional to 248,738.36, 343,314.32 and 158,076.63

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Solution

The fourth proportional to 248,738.36, 343,314.32 and 158,076.63 is: 218,180.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    248,738.36 : 343,314.32 = 158,076.63 : x
  2. Step 2: Convert to fraction form
    248,738.36/343,314.32 = 158,076.63/x
  3. Step 3: Cross multiply
    248,738.36x = 343,314.32 × 158,076.63
  4. Step 4: Simplify right side
    248,738.36x = 54,269,969,945.96
  5. Step 5: Solve for x
    x = 54,269,969,945.96/248,738.36
  6. Step 6: Final answer
    x = 218,180.95

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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.