Home / 49,400.82-74,470.32-45,197.33

Finding the Fourth Proportional to 49,400.82, 74,470.32 and 45,197.33

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Solution

The fourth proportional to 49,400.82, 74,470.32 and 45,197.33 is: 68,133.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,400.82 : 74,470.32 = 45,197.33 : x
  2. Step 2: Convert to fraction form
    49,400.82/74,470.32 = 45,197.33/x
  3. Step 3: Cross multiply
    49,400.82x = 74,470.32 × 45,197.33
  4. Step 4: Simplify right side
    49,400.82x = 3,365,859,255.89
  5. Step 5: Solve for x
    x = 3,365,859,255.89/49,400.82
  6. Step 6: Final answer
    x = 68,133.67

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Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.