Home / 49,172.83-73,770.21-14,109.75

Finding the Fourth Proportional to 49,172.83, 73,770.21 and 14,109.75

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Solution

The fourth proportional to 49,172.83, 73,770.21 and 14,109.75 is: 21,167.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,172.83 : 73,770.21 = 14,109.75 : x
  2. Step 2: Convert to fraction form
    49,172.83/73,770.21 = 14,109.75/x
  3. Step 3: Cross multiply
    49,172.83x = 73,770.21 × 14,109.75
  4. Step 4: Simplify right side
    49,172.83x = 1,040,879,220.55
  5. Step 5: Solve for x
    x = 1,040,879,220.55/49,172.83
  6. Step 6: Final answer
    x = 21,167.77

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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.