Home / 194,202.78-267,846.39-127,121.82

Finding the Fourth Proportional to 194,202.78, 267,846.39 and 127,121.82

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Solution

The fourth proportional to 194,202.78, 267,846.39 and 127,121.82 is: 175,327.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    194,202.78 : 267,846.39 = 127,121.82 : x
  2. Step 2: Convert to fraction form
    194,202.78/267,846.39 = 127,121.82/x
  3. Step 3: Cross multiply
    194,202.78x = 267,846.39 × 127,121.82
  4. Step 4: Simplify right side
    194,202.78x = 34,049,120,577.23
  5. Step 5: Solve for x
    x = 34,049,120,577.23/194,202.78
  6. Step 6: Final answer
    x = 175,327.67

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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.