Home / 137,556.82-206,330.36-37,715.41

Finding the Fourth Proportional to 137,556.82, 206,330.36 and 37,715.41

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Solution

The fourth proportional to 137,556.82, 206,330.36 and 37,715.41 is: 56,571.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    137,556.82 : 206,330.36 = 37,715.41 : x
  2. Step 2: Convert to fraction form
    137,556.82/206,330.36 = 37,715.41/x
  3. Step 3: Cross multiply
    137,556.82x = 206,330.36 × 37,715.41
  4. Step 4: Simplify right side
    137,556.82x = 7,781,834,122.85
  5. Step 5: Solve for x
    x = 7,781,834,122.85/137,556.82
  6. Step 6: Final answer
    x = 56,571.78

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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.