Home / 168,003.10-252,049.20-73,192.60

Finding the Fourth Proportional to 168,003.10, 252,049.20 and 73,192.60

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Solution

The fourth proportional to 168,003.10, 252,049.20 and 73,192.60 is: 109,808.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    168,003.10 : 252,049.20 = 73,192.60 : x
  2. Step 2: Convert to fraction form
    168,003.10/252,049.20 = 73,192.60/x
  3. Step 3: Cross multiply
    168,003.10x = 252,049.20 × 73,192.60
  4. Step 4: Simplify right side
    168,003.10x = 18,448,136,275.92
  5. Step 5: Solve for x
    x = 18,448,136,275.92/168,003.10
  6. Step 6: Final answer
    x = 109,808.31

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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.