Home / 50,202.05-75,315.74-35,439.80

Finding the Fourth Proportional to 50,202.05, 75,315.74 and 35,439.80

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Solution

The fourth proportional to 50,202.05, 75,315.74 and 35,439.80 is: 53,168.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,202.05 : 75,315.74 = 35,439.80 : x
  2. Step 2: Convert to fraction form
    50,202.05/75,315.74 = 35,439.80/x
  3. Step 3: Cross multiply
    50,202.05x = 75,315.74 × 35,439.80
  4. Step 4: Simplify right side
    50,202.05x = 2,669,174,208.67
  5. Step 5: Solve for x
    x = 2,669,174,208.67/50,202.05
  6. Step 6: Final answer
    x = 53,168.64

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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.