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Finding the Fourth Proportional to 192,061.44, 288,057.33 and 51,787.26

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Solution

The fourth proportional to 192,061.44, 288,057.33 and 51,787.26 is: 77,671.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    192,061.44 : 288,057.33 = 51,787.26 : x
  2. Step 2: Convert to fraction form
    192,061.44/288,057.33 = 51,787.26/x
  3. Step 3: Cross multiply
    192,061.44x = 288,057.33 × 51,787.26
  4. Step 4: Simplify right side
    192,061.44x = 14,917,699,843.62
  5. Step 5: Solve for x
    x = 14,917,699,843.62/192,061.44
  6. Step 6: Final answer
    x = 77,671.50

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.