Finding the Fourth Proportional to 155,226.97, 232,645.68 and 66,375.99
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Solution
The fourth proportional to 155,226.97, 232,645.68 and 66,375.99 is: 99,480.70
Step by Step Solution
- Step 1: Write the proportion equation
155,226.97 : 232,645.68 = 66,375.99 : x - Step 2: Convert to fraction form
155,226.97/232,645.68 = 66,375.99/x - Step 3: Cross multiply
155,226.97x = 232,645.68 × 66,375.99 - Step 4: Simplify right side
155,226.97x = 15,442,087,952.73 - Step 5: Solve for x
x = 15,442,087,952.73/155,226.97 - Step 6: Final answer
x = 99,480.70
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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.