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Finding the Fourth Proportional to 200,348.01, 300,608.87 and 110,280.67

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Solution

The fourth proportional to 200,348.01, 300,608.87 and 110,280.67 is: 165,468.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    200,348.01 : 300,608.87 = 110,280.67 : x
  2. Step 2: Convert to fraction form
    200,348.01/300,608.87 = 110,280.67/x
  3. Step 3: Cross multiply
    200,348.01x = 300,608.87 × 110,280.67
  4. Step 4: Simplify right side
    200,348.01x = 33,151,346,288.62
  5. Step 5: Solve for x
    x = 33,151,346,288.62/200,348.01
  6. Step 6: Final answer
    x = 165,468.81

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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.