Finding the Fourth Proportional to 68,480.53, 102,536.21 and 44,729.26
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Solution
The fourth proportional to 68,480.53, 102,536.21 and 44,729.26 is: 66,973.32
Step by Step Solution
- Step 1: Write the proportion equation
68,480.53 : 102,536.21 = 44,729.26 : x - Step 2: Convert to fraction form
68,480.53/102,536.21 = 44,729.26/x - Step 3: Cross multiply
68,480.53x = 102,536.21 × 44,729.26 - Step 4: Simplify right side
68,480.53x = 4,586,368,572.86 - Step 5: Solve for x
x = 4,586,368,572.86/68,480.53 - Step 6: Final answer
x = 66,973.32
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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.