Home / 197,084.48-271,976.16-107,660.48

Finding the Fourth Proportional to 197,084.48, 271,976.16 and 107,660.48

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Solution

The fourth proportional to 197,084.48, 271,976.16 and 107,660.48 is: 148,571.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    197,084.48 : 271,976.16 = 107,660.48 : x
  2. Step 2: Convert to fraction form
    197,084.48/271,976.16 = 107,660.48/x
  3. Step 3: Cross multiply
    197,084.48x = 271,976.16 × 107,660.48
  4. Step 4: Simplify right side
    197,084.48x = 29,281,083,934.16
  5. Step 5: Solve for x
    x = 29,281,083,934.16/197,084.48
  6. Step 6: Final answer
    x = 148,571.23

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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.