Home / 196,394.49-271,033.29-115,825.41

Finding the Fourth Proportional to 196,394.49, 271,033.29 and 115,825.41

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Solution

The fourth proportional to 196,394.49, 271,033.29 and 115,825.41 is: 159,844.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    196,394.49 : 271,033.29 = 115,825.41 : x
  2. Step 2: Convert to fraction form
    196,394.49/271,033.29 = 115,825.41/x
  3. Step 3: Cross multiply
    196,394.49x = 271,033.29 × 115,825.41
  4. Step 4: Simplify right side
    196,394.49x = 31,392,541,937.90
  5. Step 5: Solve for x
    x = 31,392,541,937.90/196,394.49
  6. Step 6: Final answer
    x = 159,844.31

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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.