Home / 195,795.07-270,190.82-115,227

Finding the Fourth Proportional to 195,795.07, 270,190.82 and 115,227

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Solution

The fourth proportional to 195,795.07, 270,190.82 and 115,227 is: 159,009.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    195,795.07 : 270,190.82 = 115,227 : x
  2. Step 2: Convert to fraction form
    195,795.07/270,190.82 = 115,227/x
  3. Step 3: Cross multiply
    195,795.07x = 270,190.82 × 115,227
  4. Step 4: Simplify right side
    195,795.07x = 31,133,277,616.14
  5. Step 5: Solve for x
    x = 31,133,277,616.14/195,795.07
  6. Step 6: Final answer
    x = 159,009.51

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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.