Home / 165,971.62-229,039.78-94,351.66

Finding the Fourth Proportional to 165,971.62, 229,039.78 and 94,351.66

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Solution

The fourth proportional to 165,971.62, 229,039.78 and 94,351.66 is: 130,204.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    165,971.62 : 229,039.78 = 94,351.66 : x
  2. Step 2: Convert to fraction form
    165,971.62/229,039.78 = 94,351.66/x
  3. Step 3: Cross multiply
    165,971.62x = 229,039.78 × 94,351.66
  4. Step 4: Simplify right side
    165,971.62x = 21,610,283,449.03
  5. Step 5: Solve for x
    x = 21,610,283,449.03/165,971.62
  6. Step 6: Final answer
    x = 130,204.69

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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.