Home / 248,850.70-343,399.17-141,405.82

Finding the Fourth Proportional to 248,850.70, 343,399.17 and 141,405.82

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Solution

The fourth proportional to 248,850.70, 343,399.17 and 141,405.82 is: 195,131.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    248,850.70 : 343,399.17 = 141,405.82 : x
  2. Step 2: Convert to fraction form
    248,850.70/343,399.17 = 141,405.82/x
  3. Step 3: Cross multiply
    248,850.70x = 343,399.17 × 141,405.82
  4. Step 4: Simplify right side
    248,850.70x = 48,558,641,221.17
  5. Step 5: Solve for x
    x = 48,558,641,221.17/248,850.70
  6. Step 6: Final answer
    x = 195,131.62

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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.