Home / 200,060.06-276,072.66-109,398.42

Finding the Fourth Proportional to 200,060.06, 276,072.66 and 109,398.42

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Solution

The fourth proportional to 200,060.06, 276,072.66 and 109,398.42 is: 150,964.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    200,060.06 : 276,072.66 = 109,398.42 : x
  2. Step 2: Convert to fraction form
    200,060.06/276,072.66 = 109,398.42/x
  3. Step 3: Cross multiply
    200,060.06x = 276,072.66 × 109,398.42
  4. Step 4: Simplify right side
    200,060.06x = 30,201,912,809.20
  5. Step 5: Solve for x
    x = 30,201,912,809.20/200,060.06
  6. Step 6: Final answer
    x = 150,964.23

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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.