Finding the Fourth Proportional to 103,481.39, 155,092.30 and 44,247.53
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Solution
The fourth proportional to 103,481.39, 155,092.30 and 44,247.53 is: 66,315.80
Step by Step Solution
- Step 1: Write the proportion equation
103,481.39 : 155,092.30 = 44,247.53 : x - Step 2: Convert to fraction form
103,481.39/155,092.30 = 44,247.53/x - Step 3: Cross multiply
103,481.39x = 155,092.30 × 44,247.53 - Step 4: Simplify right side
103,481.39x = 6,862,451,474.13 - Step 5: Solve for x
x = 6,862,451,474.13/103,481.39 - Step 6: Final answer
x = 66,315.80
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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.