Home / 84,849.86-117,085.97-49,042.19

Finding the Fourth Proportional to 84,849.86, 117,085.97 and 49,042.19

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Solution

The fourth proportional to 84,849.86, 117,085.97 and 49,042.19 is: 67,674.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,849.86 : 117,085.97 = 49,042.19 : x
  2. Step 2: Convert to fraction form
    84,849.86/117,085.97 = 49,042.19/x
  3. Step 3: Cross multiply
    84,849.86x = 117,085.97 × 49,042.19
  4. Step 4: Simplify right side
    84,849.86x = 5,742,151,556.43
  5. Step 5: Solve for x
    x = 5,742,151,556.43/84,849.86
  6. Step 6: Final answer
    x = 67,674.26

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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.