Home / 199,735.20-275,636.79-109,093.86

Finding the Fourth Proportional to 199,735.20, 275,636.79 and 109,093.86

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Solution

The fourth proportional to 199,735.20, 275,636.79 and 109,093.86 is: 150,550.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    199,735.20 : 275,636.79 = 109,093.86 : x
  2. Step 2: Convert to fraction form
    199,735.20/275,636.79 = 109,093.86/x
  3. Step 3: Cross multiply
    199,735.20x = 275,636.79 × 109,093.86
  4. Step 4: Simplify right side
    199,735.20x = 30,070,281,379.11
  5. Step 5: Solve for x
    x = 30,070,281,379.11/199,735.20
  6. Step 6: Final answer
    x = 150,550.74

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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.