Home / 95,071.71-131,096.94-80,129.03

Finding the Fourth Proportional to 95,071.71, 131,096.94 and 80,129.03

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Solution

The fourth proportional to 95,071.71, 131,096.94 and 80,129.03 is: 110,492.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    95,071.71 : 131,096.94 = 80,129.03 : x
  2. Step 2: Convert to fraction form
    95,071.71/131,096.94 = 80,129.03/x
  3. Step 3: Cross multiply
    95,071.71x = 131,096.94 × 80,129.03
  4. Step 4: Simplify right side
    95,071.71x = 10,504,670,665.43
  5. Step 5: Solve for x
    x = 10,504,670,665.43/95,071.71
  6. Step 6: Final answer
    x = 110,492.08

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.