Home / 63,986.40-96,022.80-41,745.60

Finding the Fourth Proportional to 63,986.40, 96,022.80 and 41,745.60

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Solution

The fourth proportional to 63,986.40, 96,022.80 and 41,745.60 is: 62,646.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,986.40 : 96,022.80 = 41,745.60 : x
  2. Step 2: Convert to fraction form
    63,986.40/96,022.80 = 41,745.60/x
  3. Step 3: Cross multiply
    63,986.40x = 96,022.80 × 41,745.60
  4. Step 4: Simplify right side
    63,986.40x = 4,008,529,399.68
  5. Step 5: Solve for x
    x = 4,008,529,399.68/63,986.40
  6. Step 6: Final answer
    x = 62,646.58

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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.