Home / 131,467.23-197,375.97-88,915.56

Finding the Fourth Proportional to 131,467.23, 197,375.97 and 88,915.56

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Solution

The fourth proportional to 131,467.23, 197,375.97 and 88,915.56 is: 133,491.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    131,467.23 : 197,375.97 = 88,915.56 : x
  2. Step 2: Convert to fraction form
    131,467.23/197,375.97 = 88,915.56/x
  3. Step 3: Cross multiply
    131,467.23x = 197,375.97 × 88,915.56
  4. Step 4: Simplify right side
    131,467.23x = 17,549,794,903.09
  5. Step 5: Solve for x
    x = 17,549,794,903.09/131,467.23
  6. Step 6: Final answer
    x = 133,491.78

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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.