Home / 263,735.68-395,171.02-111,811.38

Finding the Fourth Proportional to 263,735.68, 395,171.02 and 111,811.38

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Solution

The fourth proportional to 263,735.68, 395,171.02 and 111,811.38 is: 167,533.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    263,735.68 : 395,171.02 = 111,811.38 : x
  2. Step 2: Convert to fraction form
    263,735.68/395,171.02 = 111,811.38/x
  3. Step 3: Cross multiply
    263,735.68x = 395,171.02 × 111,811.38
  4. Step 4: Simplify right side
    263,735.68x = 44,184,617,082.21
  5. Step 5: Solve for x
    x = 44,184,617,082.21/263,735.68
  6. Step 6: Final answer
    x = 167,533.71

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.