Home / 131,076.16-196,415.04-96,039.04

Finding the Fourth Proportional to 131,076.16, 196,415.04 and 96,039.04

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Solution

The fourth proportional to 131,076.16, 196,415.04 and 96,039.04 is: 143,912.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    131,076.16 : 196,415.04 = 96,039.04 : x
  2. Step 2: Convert to fraction form
    131,076.16/196,415.04 = 96,039.04/x
  3. Step 3: Cross multiply
    131,076.16x = 196,415.04 × 96,039.04
  4. Step 4: Simplify right side
    131,076.16x = 18,863,511,883.16
  5. Step 5: Solve for x
    x = 18,863,511,883.16/131,076.16
  6. Step 6: Final answer
    x = 143,912.61

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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.