Home / 202,183.20-303,080.40-157,179.60

Finding the Fourth Proportional to 202,183.20, 303,080.40 and 157,179.60

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Solution

The fourth proportional to 202,183.20, 303,080.40 and 157,179.60 is: 235,618.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    202,183.20 : 303,080.40 = 157,179.60 : x
  2. Step 2: Convert to fraction form
    202,183.20/303,080.40 = 157,179.60/x
  3. Step 3: Cross multiply
    202,183.20x = 303,080.40 × 157,179.60
  4. Step 4: Simplify right side
    202,183.20x = 47,638,056,039.84
  5. Step 5: Solve for x
    x = 47,638,056,039.84/202,183.20
  6. Step 6: Final answer
    x = 235,618.27

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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.