Home / 69,177.09-103,634.39-41,037.69

Finding the Fourth Proportional to 69,177.09, 103,634.39 and 41,037.69

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Solution

The fourth proportional to 69,177.09, 103,634.39 and 41,037.69 is: 61,478.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,177.09 : 103,634.39 = 41,037.69 : x
  2. Step 2: Convert to fraction form
    69,177.09/103,634.39 = 41,037.69/x
  3. Step 3: Cross multiply
    69,177.09x = 103,634.39 × 41,037.69
  4. Step 4: Simplify right side
    69,177.09x = 4,252,915,647.60
  5. Step 5: Solve for x
    x = 4,252,915,647.60/69,177.09
  6. Step 6: Final answer
    x = 61,478.67

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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.