Finding the Fourth Proportional to 83,770.23, 125,655.09 and 33,849.75
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Solution
The fourth proportional to 83,770.23, 125,655.09 and 33,849.75 is: 50,774.52
Step by Step Solution
- Step 1: Write the proportion equation
83,770.23 : 125,655.09 = 33,849.75 : x - Step 2: Convert to fraction form
83,770.23/125,655.09 = 33,849.75/x - Step 3: Cross multiply
83,770.23x = 125,655.09 × 33,849.75 - Step 4: Simplify right side
83,770.23x = 4,253,393,382.73 - Step 5: Solve for x
x = 4,253,393,382.73/83,770.23 - Step 6: Final answer
x = 50,774.52
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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.