Home / 200,415.74-276,570.60-109,771.07

Finding the Fourth Proportional to 200,415.74, 276,570.60 and 109,771.07

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Solution

The fourth proportional to 200,415.74, 276,570.60 and 109,771.07 is: 151,482.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    200,415.74 : 276,570.60 = 109,771.07 : x
  2. Step 2: Convert to fraction form
    200,415.74/276,570.60 = 109,771.07/x
  3. Step 3: Cross multiply
    200,415.74x = 276,570.60 × 109,771.07
  4. Step 4: Simplify right side
    200,415.74x = 30,359,450,692.54
  5. Step 5: Solve for x
    x = 30,359,450,692.54/200,415.74
  6. Step 6: Final answer
    x = 151,482.37

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1.5x scale

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.