Home / 76,136.56-114,222.12-41,075.44

Finding the Fourth Proportional to 76,136.56, 114,222.12 and 41,075.44

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Solution

The fourth proportional to 76,136.56, 114,222.12 and 41,075.44 is: 61,622.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,136.56 : 114,222.12 = 41,075.44 : x
  2. Step 2: Convert to fraction form
    76,136.56/114,222.12 = 41,075.44/x
  3. Step 3: Cross multiply
    76,136.56x = 114,222.12 × 41,075.44
  4. Step 4: Simplify right side
    76,136.56x = 4,691,723,836.73
  5. Step 5: Solve for x
    x = 4,691,723,836.73/76,136.56
  6. Step 6: Final answer
    x = 61,622.48

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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.