Home / 213,873.82-295,176.96-123,212.14

Finding the Fourth Proportional to 213,873.82, 295,176.96 and 123,212.14

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Solution

The fourth proportional to 213,873.82, 295,176.96 and 123,212.14 is: 170,050.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    213,873.82 : 295,176.96 = 123,212.14 : x
  2. Step 2: Convert to fraction form
    213,873.82/295,176.96 = 123,212.14/x
  3. Step 3: Cross multiply
    213,873.82x = 295,176.96 × 123,212.14
  4. Step 4: Simplify right side
    213,873.82x = 36,369,384,920.29
  5. Step 5: Solve for x
    x = 36,369,384,920.29/213,873.82
  6. Step 6: Final answer
    x = 170,050.66

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1.5x scale

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.