Home / 200,550.03-300,825.57-50,790.35

Finding the Fourth Proportional to 200,550.03, 300,825.57 and 50,790.35

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Solution

The fourth proportional to 200,550.03, 300,825.57 and 50,790.35 is: 76,185.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    200,550.03 : 300,825.57 = 50,790.35 : x
  2. Step 2: Convert to fraction form
    200,550.03/300,825.57 = 50,790.35/x
  3. Step 3: Cross multiply
    200,550.03x = 300,825.57 × 50,790.35
  4. Step 4: Simplify right side
    200,550.03x = 15,279,034,485.12
  5. Step 5: Solve for x
    x = 15,279,034,485.12/200,550.03
  6. Step 6: Final answer
    x = 76,185.65

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1.5x scale

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.