Home / 200,126.73-276,257.06-135,684.24

Finding the Fourth Proportional to 200,126.73, 276,257.06 and 135,684.24

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Solution

The fourth proportional to 200,126.73, 276,257.06 and 135,684.24 is: 187,299.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    200,126.73 : 276,257.06 = 135,684.24 : x
  2. Step 2: Convert to fraction form
    200,126.73/276,257.06 = 135,684.24/x
  3. Step 3: Cross multiply
    200,126.73x = 276,257.06 × 135,684.24
  4. Step 4: Simplify right side
    200,126.73x = 37,483,729,230.73
  5. Step 5: Solve for x
    x = 37,483,729,230.73/200,126.73
  6. Step 6: Final answer
    x = 187,299.96

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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.