Home / 200,134.14-276,411.87-136,361.22

Finding the Fourth Proportional to 200,134.14, 276,411.87 and 136,361.22

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Solution

The fourth proportional to 200,134.14, 276,411.87 and 136,361.22 is: 188,332.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    200,134.14 : 276,411.87 = 136,361.22 : x
  2. Step 2: Convert to fraction form
    200,134.14/276,411.87 = 136,361.22/x
  3. Step 3: Cross multiply
    200,134.14x = 276,411.87 × 136,361.22
  4. Step 4: Simplify right side
    200,134.14x = 37,691,859,815.68
  5. Step 5: Solve for x
    x = 37,691,859,815.68/200,134.14
  6. Step 6: Final answer
    x = 188,332.98

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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.