Finding the Fourth Proportional to 80,325.23, 120,486.97 and 32,929.75
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Solution
The fourth proportional to 80,325.23, 120,486.97 and 32,929.75 is: 49,394.27
Step by Step Solution
- Step 1: Write the proportion equation
80,325.23 : 120,486.97 = 32,929.75 : x - Step 2: Convert to fraction form
80,325.23/120,486.97 = 32,929.75/x - Step 3: Cross multiply
80,325.23x = 120,486.97 × 32,929.75 - Step 4: Simplify right side
80,325.23x = 3,967,605,800.36 - Step 5: Solve for x
x = 3,967,605,800.36/80,325.23 - Step 6: Final answer
x = 49,394.27
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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.