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Finding the Fourth Proportional to 202,452.62, 303,647.77 and 67,519.05

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Solution

The fourth proportional to 202,452.62, 303,647.77 and 67,519.05 is: 101,268.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    202,452.62 : 303,647.77 = 67,519.05 : x
  2. Step 2: Convert to fraction form
    202,452.62/303,647.77 = 67,519.05/x
  3. Step 3: Cross multiply
    202,452.62x = 303,647.77 × 67,519.05
  4. Step 4: Simplify right side
    202,452.62x = 20,502,009,618.76
  5. Step 5: Solve for x
    x = 20,502,009,618.76/202,452.62
  6. Step 6: Final answer
    x = 101,268.19

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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.