Home / 213,873.57-295,176.62-123,211.89

Finding the Fourth Proportional to 213,873.57, 295,176.62 and 123,211.89

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Solution

The fourth proportional to 213,873.57, 295,176.62 and 123,211.89 is: 170,050.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    213,873.57 : 295,176.62 = 123,211.89 : x
  2. Step 2: Convert to fraction form
    213,873.57/295,176.62 = 123,211.89/x
  3. Step 3: Cross multiply
    213,873.57x = 295,176.62 × 123,211.89
  4. Step 4: Simplify right side
    213,873.57x = 36,369,269,234.01
  5. Step 5: Solve for x
    x = 36,369,269,234.01/213,873.57
  6. Step 6: Final answer
    x = 170,050.32

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.