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Finding the Fourth Proportional to 200,811.24, 301,219.02 and 60,571.08

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Solution

The fourth proportional to 200,811.24, 301,219.02 and 60,571.08 is: 90,857.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    200,811.24 : 301,219.02 = 60,571.08 : x
  2. Step 2: Convert to fraction form
    200,811.24/301,219.02 = 60,571.08/x
  3. Step 3: Cross multiply
    200,811.24x = 301,219.02 × 60,571.08
  4. Step 4: Simplify right side
    200,811.24x = 18,245,161,357.94
  5. Step 5: Solve for x
    x = 18,245,161,357.94/200,811.24
  6. Step 6: Final answer
    x = 90,857.27

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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.