Finding the Fourth Proportional to 188,230.36, 259,758.30 and 103,352.80
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Solution
The fourth proportional to 188,230.36, 259,758.30 and 103,352.80 is: 142,627.09
Step by Step Solution
- Step 1: Write the proportion equation
188,230.36 : 259,758.30 = 103,352.80 : x - Step 2: Convert to fraction form
188,230.36/259,758.30 = 103,352.80/x - Step 3: Cross multiply
188,230.36x = 259,758.30 × 103,352.80 - Step 4: Simplify right side
188,230.36x = 26,846,747,628.24 - Step 5: Solve for x
x = 26,846,747,628.24/188,230.36 - Step 6: Final answer
x = 142,627.09
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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.