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Finding the Fourth Proportional to 200,213.27, 300,346.33 and 73,942.27

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Solution

The fourth proportional to 200,213.27, 300,346.33 and 73,942.27 is: 110,923.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    200,213.27 : 300,346.33 = 73,942.27 : x
  2. Step 2: Convert to fraction form
    200,213.27/300,346.33 = 73,942.27/x
  3. Step 3: Cross multiply
    200,213.27x = 300,346.33 × 73,942.27
  4. Step 4: Simplify right side
    200,213.27x = 22,208,287,924.64
  5. Step 5: Solve for x
    x = 22,208,287,924.64/200,213.27
  6. Step 6: Final answer
    x = 110,923.16

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1.5x scale

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.