Home / 374,584.37-561,614.07-137,896.34

Finding the Fourth Proportional to 374,584.37, 561,614.07 and 137,896.34

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Solution

The fourth proportional to 374,584.37, 561,614.07 and 137,896.34 is: 206,747.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    374,584.37 : 561,614.07 = 137,896.34 : x
  2. Step 2: Convert to fraction form
    374,584.37/561,614.07 = 137,896.34/x
  3. Step 3: Cross multiply
    374,584.37x = 561,614.07 × 137,896.34
  4. Step 4: Simplify right side
    374,584.37x = 77,444,524,745.50
  5. Step 5: Solve for x
    x = 77,444,524,745.50/374,584.37
  6. Step 6: Final answer
    x = 206,747.88

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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.