Home / 194,128.58-267,896.90-109,245.65

Finding the Fourth Proportional to 194,128.58, 267,896.90 and 109,245.65

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Solution

The fourth proportional to 194,128.58, 267,896.90 and 109,245.65 is: 150,758.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    194,128.58 : 267,896.90 = 109,245.65 : x
  2. Step 2: Convert to fraction form
    194,128.58/267,896.90 = 109,245.65/x
  3. Step 3: Cross multiply
    194,128.58x = 267,896.90 × 109,245.65
  4. Step 4: Simplify right side
    194,128.58x = 29,266,570,973.49
  5. Step 5: Solve for x
    x = 29,266,570,973.49/194,128.58
  6. Step 6: Final answer
    x = 150,758.69

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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.