Home / 196,289.25-270,879.18-106,865.25

Finding the Fourth Proportional to 196,289.25, 270,879.18 and 106,865.25

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Solution

The fourth proportional to 196,289.25, 270,879.18 and 106,865.25 is: 147,474.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    196,289.25 : 270,879.18 = 106,865.25 : x
  2. Step 2: Convert to fraction form
    196,289.25/270,879.18 = 106,865.25/x
  3. Step 3: Cross multiply
    196,289.25x = 270,879.18 × 106,865.25
  4. Step 4: Simplify right side
    196,289.25x = 28,947,571,290.50
  5. Step 5: Solve for x
    x = 28,947,571,290.50/196,289.25
  6. Step 6: Final answer
    x = 147,474.05

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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.