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Finding the Fourth Proportional to 200,212.99, 300,323.24 and 93,567.68

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Solution

The fourth proportional to 200,212.99, 300,323.24 and 93,567.68 is: 140,353.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    200,212.99 : 300,323.24 = 93,567.68 : x
  2. Step 2: Convert to fraction form
    200,212.99/300,323.24 = 93,567.68/x
  3. Step 3: Cross multiply
    200,212.99x = 300,323.24 × 93,567.68
  4. Step 4: Simplify right side
    200,212.99x = 28,100,548,816.88
  5. Step 5: Solve for x
    x = 28,100,548,816.88/200,212.99
  6. Step 6: Final answer
    x = 140,353.27

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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.