Home / 274,637.25-412,014.69-85,093.43

Finding the Fourth Proportional to 274,637.25, 412,014.69 and 85,093.43

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Solution

The fourth proportional to 274,637.25, 412,014.69 and 85,093.43 is: 127,658.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    274,637.25 : 412,014.69 = 85,093.43 : x
  2. Step 2: Convert to fraction form
    274,637.25/412,014.69 = 85,093.43/x
  3. Step 3: Cross multiply
    274,637.25x = 412,014.69 × 85,093.43
  4. Step 4: Simplify right side
    274,637.25x = 35,059,741,122.41
  5. Step 5: Solve for x
    x = 35,059,741,122.41/274,637.25
  6. Step 6: Final answer
    x = 127,658.36

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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.