Home / 200,306.35-276,422.84-109,668.18

Finding the Fourth Proportional to 200,306.35, 276,422.84 and 109,668.18

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Solution

The fourth proportional to 200,306.35, 276,422.84 and 109,668.18 is: 151,342.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    200,306.35 : 276,422.84 = 109,668.18 : x
  2. Step 2: Convert to fraction form
    200,306.35/276,422.84 = 109,668.18/x
  3. Step 3: Cross multiply
    200,306.35x = 276,422.84 × 109,668.18
  4. Step 4: Simplify right side
    200,306.35x = 30,314,789,773.23
  5. Step 5: Solve for x
    x = 30,314,789,773.23/200,306.35
  6. Step 6: Final answer
    x = 151,342.13

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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.