Finding the Fourth Proportional to 155,466.44, 232,805.78 and 96,122.12
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Solution
The fourth proportional to 155,466.44, 232,805.78 and 96,122.12 is: 143,939.65
Step by Step Solution
- Step 1: Write the proportion equation
155,466.44 : 232,805.78 = 96,122.12 : x - Step 2: Convert to fraction form
155,466.44/232,805.78 = 96,122.12/x - Step 3: Cross multiply
155,466.44x = 232,805.78 × 96,122.12 - Step 4: Simplify right side
155,466.44x = 22,377,785,121.85 - Step 5: Solve for x
x = 22,377,785,121.85/155,466.44 - Step 6: Final answer
x = 143,939.65
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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.