Home / 83,768.23-125,673-41,668.28

Finding the Fourth Proportional to 83,768.23, 125,673 and 41,668.28

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Solution

The fourth proportional to 83,768.23, 125,673 and 41,668.28 is: 62,512.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,768.23 : 125,673 = 41,668.28 : x
  2. Step 2: Convert to fraction form
    83,768.23/125,673 = 41,668.28/x
  3. Step 3: Cross multiply
    83,768.23x = 125,673 × 41,668.28
  4. Step 4: Simplify right side
    83,768.23x = 5,236,577,752.44
  5. Step 5: Solve for x
    x = 5,236,577,752.44/83,768.23
  6. Step 6: Final answer
    x = 62,512.69

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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.