Home / 248,825.82-343,369.40-139,927.04

Finding the Fourth Proportional to 248,825.82, 343,369.40 and 139,927.04

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Solution

The fourth proportional to 248,825.82, 343,369.40 and 139,927.04 is: 193,093.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    248,825.82 : 343,369.40 = 139,927.04 : x
  2. Step 2: Convert to fraction form
    248,825.82/343,369.40 = 139,927.04/x
  3. Step 3: Cross multiply
    248,825.82x = 343,369.40 × 139,927.04
  4. Step 4: Simplify right side
    248,825.82x = 48,046,663,768.58
  5. Step 5: Solve for x
    x = 48,046,663,768.58/248,825.82
  6. Step 6: Final answer
    x = 193,093.56

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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.