Home / 165,016.14-227,722.86-89,564.64

Finding the Fourth Proportional to 165,016.14, 227,722.86 and 89,564.64

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Solution

The fourth proportional to 165,016.14, 227,722.86 and 89,564.64 is: 123,599.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    165,016.14 : 227,722.86 = 89,564.64 : x
  2. Step 2: Convert to fraction form
    165,016.14/227,722.86 = 89,564.64/x
  3. Step 3: Cross multiply
    165,016.14x = 227,722.86 × 89,564.64
  4. Step 4: Simplify right side
    165,016.14x = 20,395,915,975.67
  5. Step 5: Solve for x
    x = 20,395,915,975.67/165,016.14
  6. Step 6: Final answer
    x = 123,599.52

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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.