Home / 104,183.68-143,772.96-59,471.68

Finding the Fourth Proportional to 104,183.68, 143,772.96 and 59,471.68

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Solution

The fourth proportional to 104,183.68, 143,772.96 and 59,471.68 is: 82,070.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,183.68 : 143,772.96 = 59,471.68 : x
  2. Step 2: Convert to fraction form
    104,183.68/143,772.96 = 59,471.68/x
  3. Step 3: Cross multiply
    104,183.68x = 143,772.96 × 59,471.68
  4. Step 4: Simplify right side
    104,183.68x = 8,550,419,469.77
  5. Step 5: Solve for x
    x = 8,550,419,469.77/104,183.68
  6. Step 6: Final answer
    x = 82,070.62

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1.5x scale

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.