Home / 173,162.20-259,743.30-162,664.60

Finding the Fourth Proportional to 173,162.20, 259,743.30 and 162,664.60

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Solution

The fourth proportional to 173,162.20, 259,743.30 and 162,664.60 is: 243,996.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    173,162.20 : 259,743.30 = 162,664.60 : x
  2. Step 2: Convert to fraction form
    173,162.20/259,743.30 = 162,664.60/x
  3. Step 3: Cross multiply
    173,162.20x = 259,743.30 × 162,664.60
  4. Step 4: Simplify right side
    173,162.20x = 42,251,039,997.18
  5. Step 5: Solve for x
    x = 42,251,039,997.18/173,162.20
  6. Step 6: Final answer
    x = 243,996.90

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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.