Home / 82,452.08-113,751.40-50,565.60

Finding the Fourth Proportional to 82,452.08, 113,751.40 and 50,565.60

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Solution

The fourth proportional to 82,452.08, 113,751.40 and 50,565.60 is: 69,760.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,452.08 : 113,751.40 = 50,565.60 : x
  2. Step 2: Convert to fraction form
    82,452.08/113,751.40 = 50,565.60/x
  3. Step 3: Cross multiply
    82,452.08x = 113,751.40 × 50,565.60
  4. Step 4: Simplify right side
    82,452.08x = 5,751,907,791.84
  5. Step 5: Solve for x
    x = 5,751,907,791.84/82,452.08
  6. Step 6: Final answer
    x = 69,760.61

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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.