Finding the Fourth Proportional to 120,872.36, 181,292.88 and 32,133.08
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Solution
The fourth proportional to 120,872.36, 181,292.88 and 32,133.08 is: 48,195.46
Step by Step Solution
- Step 1: Write the proportion equation
120,872.36 : 181,292.88 = 32,133.08 : x - Step 2: Convert to fraction form
120,872.36/181,292.88 = 32,133.08/x - Step 3: Cross multiply
120,872.36x = 181,292.88 × 32,133.08 - Step 4: Simplify right side
120,872.36x = 5,825,498,616.47 - Step 5: Solve for x
x = 5,825,498,616.47/120,872.36 - Step 6: Final answer
x = 48,195.46
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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.