Home / 74,012.85-102,131.57-41,745.69

Finding the Fourth Proportional to 74,012.85, 102,131.57 and 41,745.69

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Solution

The fourth proportional to 74,012.85, 102,131.57 and 41,745.69 is: 57,605.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,012.85 : 102,131.57 = 41,745.69 : x
  2. Step 2: Convert to fraction form
    74,012.85/102,131.57 = 41,745.69/x
  3. Step 3: Cross multiply
    74,012.85x = 102,131.57 × 41,745.69
  4. Step 4: Simplify right side
    74,012.85x = 4,263,552,860.43
  5. Step 5: Solve for x
    x = 4,263,552,860.43/74,012.85
  6. Step 6: Final answer
    x = 57,605.58

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.