Home / 117,514.33-162,179.81-66,536.04

Finding the Fourth Proportional to 117,514.33, 162,179.81 and 66,536.04

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Solution

The fourth proportional to 117,514.33, 162,179.81 and 66,536.04 is: 91,825.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    117,514.33 : 162,179.81 = 66,536.04 : x
  2. Step 2: Convert to fraction form
    117,514.33/162,179.81 = 66,536.04/x
  3. Step 3: Cross multiply
    117,514.33x = 162,179.81 × 66,536.04
  4. Step 4: Simplify right side
    117,514.33x = 10,790,802,394.23
  5. Step 5: Solve for x
    x = 10,790,802,394.23/117,514.33
  6. Step 6: Final answer
    x = 91,825.42

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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.