Home / 43,986.03-66,037.41-42,469.71

Finding the Fourth Proportional to 43,986.03, 66,037.41 and 42,469.71

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Solution

The fourth proportional to 43,986.03, 66,037.41 and 42,469.71 is: 63,760.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,986.03 : 66,037.41 = 42,469.71 : x
  2. Step 2: Convert to fraction form
    43,986.03/66,037.41 = 42,469.71/x
  3. Step 3: Cross multiply
    43,986.03x = 66,037.41 × 42,469.71
  4. Step 4: Simplify right side
    43,986.03x = 2,804,589,651.85
  5. Step 5: Solve for x
    x = 2,804,589,651.85/43,986.03
  6. Step 6: Final answer
    x = 63,760.92

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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.