Home / 50,542.71-69,704.63-40,467.48

Finding the Fourth Proportional to 50,542.71, 69,704.63 and 40,467.48

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Solution

The fourth proportional to 50,542.71, 69,704.63 and 40,467.48 is: 55,809.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,542.71 : 69,704.63 = 40,467.48 : x
  2. Step 2: Convert to fraction form
    50,542.71/69,704.63 = 40,467.48/x
  3. Step 3: Cross multiply
    50,542.71x = 69,704.63 × 40,467.48
  4. Step 4: Simplify right side
    50,542.71x = 2,820,770,408.46
  5. Step 5: Solve for x
    x = 2,820,770,408.46/50,542.71
  6. Step 6: Final answer
    x = 55,809.64

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Why These Related Problems?

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