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Finding the Fourth Proportional to 164,099.76, 246,243.01 and 131,029.97

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Solution

The fourth proportional to 164,099.76, 246,243.01 and 131,029.97 is: 196,619.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    164,099.76 : 246,243.01 = 131,029.97 : x
  2. Step 2: Convert to fraction form
    164,099.76/246,243.01 = 131,029.97/x
  3. Step 3: Cross multiply
    164,099.76x = 246,243.01 × 131,029.97
  4. Step 4: Simplify right side
    164,099.76x = 32,265,214,653.54
  5. Step 5: Solve for x
    x = 32,265,214,653.54/164,099.76
  6. Step 6: Final answer
    x = 196,619.51

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1.5x scale

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.