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Finding the Fourth Proportional to 202,149.60, 303,224.40 and 166,720.20

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Solution

The fourth proportional to 202,149.60, 303,224.40 and 166,720.20 is: 250,080.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    202,149.60 : 303,224.40 = 166,720.20 : x
  2. Step 2: Convert to fraction form
    202,149.60/303,224.40 = 166,720.20/x
  3. Step 3: Cross multiply
    202,149.60x = 303,224.40 × 166,720.20
  4. Step 4: Simplify right side
    202,149.60x = 50,553,632,612.88
  5. Step 5: Solve for x
    x = 50,553,632,612.88/202,149.60
  6. Step 6: Final answer
    x = 250,080.30

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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.