Home / 150,936.43-208,291.21-82,954.03

Finding the Fourth Proportional to 150,936.43, 208,291.21 and 82,954.03

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Solution

The fourth proportional to 150,936.43, 208,291.21 and 82,954.03 is: 114,475.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    150,936.43 : 208,291.21 = 82,954.03 : x
  2. Step 2: Convert to fraction form
    150,936.43/208,291.21 = 82,954.03/x
  3. Step 3: Cross multiply
    150,936.43x = 208,291.21 × 82,954.03
  4. Step 4: Simplify right side
    150,936.43x = 17,278,595,283.08
  5. Step 5: Solve for x
    x = 17,278,595,283.08/150,936.43
  6. Step 6: Final answer
    x = 114,475.98

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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.