Home / 200,228.22-276,194.88-132,245.28

Finding the Fourth Proportional to 200,228.22, 276,194.88 and 132,245.28

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Solution

The fourth proportional to 200,228.22, 276,194.88 and 132,245.28 is: 182,419.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    200,228.22 : 276,194.88 = 132,245.28 : x
  2. Step 2: Convert to fraction form
    200,228.22/276,194.88 = 132,245.28/x
  3. Step 3: Cross multiply
    200,228.22x = 276,194.88 × 132,245.28
  4. Step 4: Simplify right side
    200,228.22x = 36,525,469,240.17
  5. Step 5: Solve for x
    x = 36,525,469,240.17/200,228.22
  6. Step 6: Final answer
    x = 182,419.19

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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.