Home / 132,239.74-198,372.21-37,471.90

Finding the Fourth Proportional to 132,239.74, 198,372.21 and 37,471.90

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Solution

The fourth proportional to 132,239.74, 198,372.21 and 37,471.90 is: 56,211.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,239.74 : 198,372.21 = 37,471.90 : x
  2. Step 2: Convert to fraction form
    132,239.74/198,372.21 = 37,471.90/x
  3. Step 3: Cross multiply
    132,239.74x = 198,372.21 × 37,471.90
  4. Step 4: Simplify right side
    132,239.74x = 7,433,383,615.90
  5. Step 5: Solve for x
    x = 7,433,383,615.90/132,239.74
  6. Step 6: Final answer
    x = 56,211.42

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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.