Home / 49,467.80-74,238.15-30,775.33

Finding the Fourth Proportional to 49,467.80, 74,238.15 and 30,775.33

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Solution

The fourth proportional to 49,467.80, 74,238.15 and 30,775.33 is: 46,185.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,467.80 : 74,238.15 = 30,775.33 : x
  2. Step 2: Convert to fraction form
    49,467.80/74,238.15 = 30,775.33/x
  3. Step 3: Cross multiply
    49,467.80x = 74,238.15 × 30,775.33
  4. Step 4: Simplify right side
    49,467.80x = 2,284,703,039.77
  5. Step 5: Solve for x
    x = 2,284,703,039.77/49,467.80
  6. Step 6: Final answer
    x = 46,185.67

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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.