Home / 100,183.22-150,036.29-57,974.32

Finding the Fourth Proportional to 100,183.22, 150,036.29 and 57,974.32

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Solution

The fourth proportional to 100,183.22, 150,036.29 and 57,974.32 is: 86,823.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    100,183.22 : 150,036.29 = 57,974.32 : x
  2. Step 2: Convert to fraction form
    100,183.22/150,036.29 = 57,974.32/x
  3. Step 3: Cross multiply
    100,183.22x = 150,036.29 × 57,974.32
  4. Step 4: Simplify right side
    100,183.22x = 8,698,251,137.89
  5. Step 5: Solve for x
    x = 8,698,251,137.89/100,183.22
  6. Step 6: Final answer
    x = 86,823.44

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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.