Finding the Fourth Proportional to 120,770.24, 181,193.63 and 94,207.30
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Solution
The fourth proportional to 120,770.24, 181,193.63 and 94,207.30 is: 141,340.80
Step by Step Solution
- Step 1: Write the proportion equation
120,770.24 : 181,193.63 = 94,207.30 : x - Step 2: Convert to fraction form
120,770.24/181,193.63 = 94,207.30/x - Step 3: Cross multiply
120,770.24x = 181,193.63 × 94,207.30 - Step 4: Simplify right side
120,770.24x = 17,069,761,735.48 - Step 5: Solve for x
x = 17,069,761,735.48/120,770.24 - Step 6: Final answer
x = 141,340.80
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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.