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Finding the Fourth Proportional to 192,015.80, 269,098.60 and 192,015.80

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Solution

The fourth proportional to 192,015.80, 269,098.60 and 192,015.80 is: 269,098.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    192,015.80 : 269,098.60 = 192,015.80 : x
  2. Step 2: Convert to fraction form
    192,015.80/269,098.60 = 192,015.80/x
  3. Step 3: Cross multiply
    192,015.80x = 269,098.60 × 192,015.80
  4. Step 4: Simplify right side
    192,015.80x = 51,671,182,957.88
  5. Step 5: Solve for x
    x = 51,671,182,957.88/192,015.80
  6. Step 6: Final answer
    x = 269,098.60

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.40) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.