Home / 200,236.80-276,311.52-109,572.48

Finding the Fourth Proportional to 200,236.80, 276,311.52 and 109,572.48

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Solution

The fourth proportional to 200,236.80, 276,311.52 and 109,572.48 is: 151,201.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    200,236.80 : 276,311.52 = 109,572.48 : x
  2. Step 2: Convert to fraction form
    200,236.80/276,311.52 = 109,572.48/x
  3. Step 3: Cross multiply
    200,236.80x = 276,311.52 × 109,572.48
  4. Step 4: Simplify right side
    200,236.80x = 30,276,138,498.97
  5. Step 5: Solve for x
    x = 30,276,138,498.97/200,236.80
  6. Step 6: Final answer
    x = 151,201.67

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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.