Finding the Fourth Proportional to 225,793.62, 338,703.39 and 68,005.62
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Solution
The fourth proportional to 225,793.62, 338,703.39 and 68,005.62 is: 102,012.33
Step by Step Solution
- Step 1: Write the proportion equation
225,793.62 : 338,703.39 = 68,005.62 : x - Step 2: Convert to fraction form
225,793.62/338,703.39 = 68,005.62/x - Step 3: Cross multiply
225,793.62x = 338,703.39 × 68,005.62 - Step 4: Simplify right side
225,793.62x = 23,033,734,033.05 - Step 5: Solve for x
x = 23,033,734,033.05/225,793.62 - Step 6: Final answer
x = 102,012.33
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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.