Home / 82,788.67-114,245.19-46,976.55

Finding the Fourth Proportional to 82,788.67, 114,245.19 and 46,976.55

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Solution

The fourth proportional to 82,788.67, 114,245.19 and 46,976.55 is: 64,825.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,788.67 : 114,245.19 = 46,976.55 : x
  2. Step 2: Convert to fraction form
    82,788.67/114,245.19 = 46,976.55/x
  3. Step 3: Cross multiply
    82,788.67x = 114,245.19 × 46,976.55
  4. Step 4: Simplify right side
    82,788.67x = 5,366,844,309.07
  5. Step 5: Solve for x
    x = 5,366,844,309.07/82,788.67
  6. Step 6: Final answer
    x = 64,825.83

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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.