Finding the Fourth Proportional to 68,828.22, 103,181.18 and 24,449.13
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Solution
The fourth proportional to 68,828.22, 103,181.18 and 24,449.13 is: 36,651.97
Step by Step Solution
- Step 1: Write the proportion equation
68,828.22 : 103,181.18 = 24,449.13 : x - Step 2: Convert to fraction form
68,828.22/103,181.18 = 24,449.13/x - Step 3: Cross multiply
68,828.22x = 103,181.18 × 24,449.13 - Step 4: Simplify right side
68,828.22x = 2,522,689,961.13 - Step 5: Solve for x
x = 2,522,689,961.13/68,828.22 - Step 6: Final answer
x = 36,651.97
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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.