Finding the Fourth Proportional to 115,595.75, 173,393.63 and 32,489.75
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Solution
The fourth proportional to 115,595.75, 173,393.63 and 32,489.75 is: 48,734.63
Step by Step Solution
- Step 1: Write the proportion equation
115,595.75 : 173,393.63 = 32,489.75 : x - Step 2: Convert to fraction form
115,595.75/173,393.63 = 32,489.75/x - Step 3: Cross multiply
115,595.75x = 173,393.63 × 32,489.75 - Step 4: Simplify right side
115,595.75x = 5,633,515,690.29 - Step 5: Solve for x
x = 5,633,515,690.29/115,595.75 - Step 6: Final answer
x = 48,734.63
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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.