Home / 192,377.44-288,410.50-80,141.97

Finding the Fourth Proportional to 192,377.44, 288,410.50 and 80,141.97

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Solution

The fourth proportional to 192,377.44, 288,410.50 and 80,141.97 is: 120,148.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    192,377.44 : 288,410.50 = 80,141.97 : x
  2. Step 2: Convert to fraction form
    192,377.44/288,410.50 = 80,141.97/x
  3. Step 3: Cross multiply
    192,377.44x = 288,410.50 × 80,141.97
  4. Step 4: Simplify right side
    192,377.44x = 23,113,785,638.69
  5. Step 5: Solve for x
    x = 23,113,785,638.69/192,377.44
  6. Step 6: Final answer
    x = 120,148.11

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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.