Home / 84,158.26-116,144.09-48,362.54

Finding the Fourth Proportional to 84,158.26, 116,144.09 and 48,362.54

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Solution

The fourth proportional to 84,158.26, 116,144.09 and 48,362.54 is: 66,743.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,158.26 : 116,144.09 = 48,362.54 : x
  2. Step 2: Convert to fraction form
    84,158.26/116,144.09 = 48,362.54/x
  3. Step 3: Cross multiply
    84,158.26x = 116,144.09 × 48,362.54
  4. Step 4: Simplify right side
    84,158.26x = 5,617,023,198.39
  5. Step 5: Solve for x
    x = 5,617,023,198.39/84,158.26
  6. Step 6: Final answer
    x = 66,743.58

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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.