Home / 221,330.44-331,994.94-132,610.60

Finding the Fourth Proportional to 221,330.44, 331,994.94 and 132,610.60

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Solution

The fourth proportional to 221,330.44, 331,994.94 and 132,610.60 is: 198,915.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    221,330.44 : 331,994.94 = 132,610.60 : x
  2. Step 2: Convert to fraction form
    221,330.44/331,994.94 = 132,610.60/x
  3. Step 3: Cross multiply
    221,330.44x = 331,994.94 × 132,610.60
  4. Step 4: Simplify right side
    221,330.44x = 44,026,048,190.36
  5. Step 5: Solve for x
    x = 44,026,048,190.36/221,330.44
  6. Step 6: Final answer
    x = 198,915.47

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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.