Home / 222,290.62-306,114.78-193,206.22

Finding the Fourth Proportional to 222,290.62, 306,114.78 and 193,206.22

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Solution

The fourth proportional to 222,290.62, 306,114.78 and 193,206.22 is: 266,062.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    222,290.62 : 306,114.78 = 193,206.22 : x
  2. Step 2: Convert to fraction form
    222,290.62/306,114.78 = 193,206.22/x
  3. Step 3: Cross multiply
    222,290.62x = 306,114.78 × 193,206.22
  4. Step 4: Simplify right side
    222,290.62x = 59,143,279,529.93
  5. Step 5: Solve for x
    x = 59,143,279,529.93/222,290.62
  6. Step 6: Final answer
    x = 266,062.87

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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.