Home / 132,741.84-198,644.99-82,845.44

Finding the Fourth Proportional to 132,741.84, 198,644.99 and 82,845.44

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Solution

The fourth proportional to 132,741.84, 198,644.99 and 82,845.44 is: 123,976.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,741.84 : 198,644.99 = 82,845.44 : x
  2. Step 2: Convert to fraction form
    132,741.84/198,644.99 = 82,845.44/x
  3. Step 3: Cross multiply
    132,741.84x = 198,644.99 × 82,845.44
  4. Step 4: Simplify right side
    132,741.84x = 16,456,830,192.89
  5. Step 5: Solve for x
    x = 16,456,830,192.89/132,741.84
  6. Step 6: Final answer
    x = 123,976.21

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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.