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Finding the Fourth Proportional to 195,571.60, 269,843.58 and 130,923.88

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Solution

The fourth proportional to 195,571.60, 269,843.58 and 130,923.88 is: 180,644.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    195,571.60 : 269,843.58 = 130,923.88 : x
  2. Step 2: Convert to fraction form
    195,571.60/269,843.58 = 130,923.88/x
  3. Step 3: Cross multiply
    195,571.60x = 269,843.58 × 130,923.88
  4. Step 4: Simplify right side
    195,571.60x = 35,328,968,486.69
  5. Step 5: Solve for x
    x = 35,328,968,486.69/195,571.60
  6. Step 6: Final answer
    x = 180,644.68

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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.