Home / 200,330.60-276,447.68-109,684.92

Finding the Fourth Proportional to 200,330.60, 276,447.68 and 109,684.92

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Solution

The fourth proportional to 200,330.60, 276,447.68 and 109,684.92 is: 151,360.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    200,330.60 : 276,447.68 = 109,684.92 : x
  2. Step 2: Convert to fraction form
    200,330.60/276,447.68 = 109,684.92/x
  3. Step 3: Cross multiply
    200,330.60x = 276,447.68 × 109,684.92
  4. Step 4: Simplify right side
    200,330.60x = 30,322,141,116.56
  5. Step 5: Solve for x
    x = 30,322,141,116.56/200,330.60
  6. Step 6: Final answer
    x = 151,360.51

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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.