Home / 165,116.44-227,858.68-89,665.48

Finding the Fourth Proportional to 165,116.44, 227,858.68 and 89,665.48

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Solution

The fourth proportional to 165,116.44, 227,858.68 and 89,665.48 is: 123,737.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    165,116.44 : 227,858.68 = 89,665.48 : x
  2. Step 2: Convert to fraction form
    165,116.44/227,858.68 = 89,665.48/x
  3. Step 3: Cross multiply
    165,116.44x = 227,858.68 × 89,665.48
  4. Step 4: Simplify right side
    165,116.44x = 20,431,057,914.37
  5. Step 5: Solve for x
    x = 20,431,057,914.37/165,116.44
  6. Step 6: Final answer
    x = 123,737.27

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1.5x scale

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.