Home / 200,335.90-276,463.61-109,697.60

Finding the Fourth Proportional to 200,335.90, 276,463.61 and 109,697.60

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Solution

The fourth proportional to 200,335.90, 276,463.61 and 109,697.60 is: 151,382.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    200,335.90 : 276,463.61 = 109,697.60 : x
  2. Step 2: Convert to fraction form
    200,335.90/276,463.61 = 109,697.60/x
  3. Step 3: Cross multiply
    200,335.90x = 276,463.61 × 109,697.60
  4. Step 4: Simplify right side
    200,335.90x = 30,327,394,504.34
  5. Step 5: Solve for x
    x = 30,327,394,504.34/200,335.90
  6. Step 6: Final answer
    x = 151,382.73

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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.