Home / 149,738.88-206,634.24-82,669.44

Finding the Fourth Proportional to 149,738.88, 206,634.24 and 82,669.44

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Solution

The fourth proportional to 149,738.88, 206,634.24 and 82,669.44 is: 114,080.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    149,738.88 : 206,634.24 = 82,669.44 : x
  2. Step 2: Convert to fraction form
    149,738.88/206,634.24 = 82,669.44/x
  3. Step 3: Cross multiply
    149,738.88x = 206,634.24 × 82,669.44
  4. Step 4: Simplify right side
    149,738.88x = 17,082,336,905.63
  5. Step 5: Solve for x
    x = 17,082,336,905.63/149,738.88
  6. Step 6: Final answer
    x = 114,080.84

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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.