Finding the Fourth Proportional to 88,449.23, 122,062.95 and 48,163.68
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Solution
The fourth proportional to 88,449.23, 122,062.95 and 48,163.68 is: 66,467.52
Step by Step Solution
- Step 1: Write the proportion equation
88,449.23 : 122,062.95 = 48,163.68 : x - Step 2: Convert to fraction form
88,449.23/122,062.95 = 48,163.68/x - Step 3: Cross multiply
88,449.23x = 122,062.95 × 48,163.68 - Step 4: Simplify right side
88,449.23x = 5,879,000,863.66 - Step 5: Solve for x
x = 5,879,000,863.66/88,449.23 - Step 6: Final answer
x = 66,467.52
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.