Home / 66,198.24-99,299.04-19,452.60

Finding the Fourth Proportional to 66,198.24, 99,299.04 and 19,452.60

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Solution

The fourth proportional to 66,198.24, 99,299.04 and 19,452.60 is: 29,179.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,198.24 : 99,299.04 = 19,452.60 : x
  2. Step 2: Convert to fraction form
    66,198.24/99,299.04 = 19,452.60/x
  3. Step 3: Cross multiply
    66,198.24x = 99,299.04 × 19,452.60
  4. Step 4: Simplify right side
    66,198.24x = 1,931,624,505.50
  5. Step 5: Solve for x
    x = 1,931,624,505.50/66,198.24
  6. Step 6: Final answer
    x = 29,179.39

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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.