Finding the Fourth Proportional to 232,747.73, 321,171.99 and 130,765.19
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Solution
The fourth proportional to 232,747.73, 321,171.99 and 130,765.19 is: 180,444.79
Step by Step Solution
- Step 1: Write the proportion equation
232,747.73 : 321,171.99 = 130,765.19 : x - Step 2: Convert to fraction form
232,747.73/321,171.99 = 130,765.19/x - Step 3: Cross multiply
232,747.73x = 321,171.99 × 130,765.19 - Step 4: Simplify right side
232,747.73x = 41,998,114,198.80 - Step 5: Solve for x
x = 41,998,114,198.80/232,747.73 - Step 6: Final answer
x = 180,444.79
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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.