Home / 165,260.62-228,059.58-89,809.12

Finding the Fourth Proportional to 165,260.62, 228,059.58 and 89,809.12

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Solution

The fourth proportional to 165,260.62, 228,059.58 and 89,809.12 is: 123,936.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    165,260.62 : 228,059.58 = 89,809.12 : x
  2. Step 2: Convert to fraction form
    165,260.62/228,059.58 = 89,809.12/x
  3. Step 3: Cross multiply
    165,260.62x = 228,059.58 × 89,809.12
  4. Step 4: Simplify right side
    165,260.62x = 20,481,830,187.37
  5. Step 5: Solve for x
    x = 20,481,830,187.37/165,260.62
  6. Step 6: Final answer
    x = 123,936.54

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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.