Finding the Fourth Proportional to 146,853.24, 220,245.08 and 82,838.84
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Solution
The fourth proportional to 146,853.24, 220,245.08 and 82,838.84 is: 124,238.63
Step by Step Solution
- Step 1: Write the proportion equation
146,853.24 : 220,245.08 = 82,838.84 : x - Step 2: Convert to fraction form
146,853.24/220,245.08 = 82,838.84/x - Step 3: Cross multiply
146,853.24x = 220,245.08 × 82,838.84 - Step 4: Simplify right side
146,853.24x = 18,244,845,427.49 - Step 5: Solve for x
x = 18,244,845,427.49/146,853.24 - Step 6: Final answer
x = 124,238.63
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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.