Home / 165,986.36-229,080.54-94,377.11

Finding the Fourth Proportional to 165,986.36, 229,080.54 and 94,377.11

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Solution

The fourth proportional to 165,986.36, 229,080.54 and 94,377.11 is: 130,251.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    165,986.36 : 229,080.54 = 94,377.11 : x
  2. Step 2: Convert to fraction form
    165,986.36/229,080.54 = 94,377.11/x
  3. Step 3: Cross multiply
    165,986.36x = 229,080.54 × 94,377.11
  4. Step 4: Simplify right side
    165,986.36x = 21,619,959,322.44
  5. Step 5: Solve for x
    x = 21,619,959,322.44/165,986.36
  6. Step 6: Final answer
    x = 130,251.42

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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.