Home / 50,355.01-75,534.57-20,770.03

Finding the Fourth Proportional to 50,355.01, 75,534.57 and 20,770.03

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Solution

The fourth proportional to 50,355.01, 75,534.57 and 20,770.03 is: 31,155.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,355.01 : 75,534.57 = 20,770.03 : x
  2. Step 2: Convert to fraction form
    50,355.01/75,534.57 = 20,770.03/x
  3. Step 3: Cross multiply
    50,355.01x = 75,534.57 × 20,770.03
  4. Step 4: Simplify right side
    50,355.01x = 1,568,855,284.94
  5. Step 5: Solve for x
    x = 1,568,855,284.94/50,355.01
  6. Step 6: Final answer
    x = 31,155.89

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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.