Home / 213,020.82-293,967.03-117,531.54

Finding the Fourth Proportional to 213,020.82, 293,967.03 and 117,531.54

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Solution

The fourth proportional to 213,020.82, 293,967.03 and 117,531.54 is: 162,192.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    213,020.82 : 293,967.03 = 117,531.54 : x
  2. Step 2: Convert to fraction form
    213,020.82/293,967.03 = 117,531.54/x
  3. Step 3: Cross multiply
    213,020.82x = 293,967.03 × 117,531.54
  4. Step 4: Simplify right side
    213,020.82x = 34,550,397,745.13
  5. Step 5: Solve for x
    x = 34,550,397,745.13/213,020.82
  6. Step 6: Final answer
    x = 162,192.59

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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.