Home / 213,040.97-294,002.69-117,553.82

Finding the Fourth Proportional to 213,040.97, 294,002.69 and 117,553.82

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Solution

The fourth proportional to 213,040.97, 294,002.69 and 117,553.82 is: 162,227.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    213,040.97 : 294,002.69 = 117,553.82 : x
  2. Step 2: Convert to fraction form
    213,040.97/294,002.69 = 117,553.82/x
  3. Step 3: Cross multiply
    213,040.97x = 294,002.69 × 117,553.82
  4. Step 4: Simplify right side
    213,040.97x = 34,561,137,572.61
  5. Step 5: Solve for x
    x = 34,561,137,572.61/213,040.97
  6. Step 6: Final answer
    x = 162,227.66

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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.