Home / 139,736.69-209,575.65-44,975.35

Finding the Fourth Proportional to 139,736.69, 209,575.65 and 44,975.35

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Solution

The fourth proportional to 139,736.69, 209,575.65 and 44,975.35 is: 67,453.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    139,736.69 : 209,575.65 = 44,975.35 : x
  2. Step 2: Convert to fraction form
    139,736.69/209,575.65 = 44,975.35/x
  3. Step 3: Cross multiply
    139,736.69x = 209,575.65 × 44,975.35
  4. Step 4: Simplify right side
    139,736.69x = 9,425,738,640.85
  5. Step 5: Solve for x
    x = 9,425,738,640.85/139,736.69
  6. Step 6: Final answer
    x = 67,453.57

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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.