Finding the Fourth Proportional to 68,344.92, 102,524.63 and 28,906.02
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Solution
The fourth proportional to 68,344.92, 102,524.63 and 28,906.02 is: 43,362.09
Step by Step Solution
- Step 1: Write the proportion equation
68,344.92 : 102,524.63 = 28,906.02 : x - Step 2: Convert to fraction form
68,344.92/102,524.63 = 28,906.02/x - Step 3: Cross multiply
68,344.92x = 102,524.63 × 28,906.02 - Step 4: Simplify right side
68,344.92x = 2,963,578,860.74 - Step 5: Solve for x
x = 2,963,578,860.74/68,344.92 - Step 6: Final answer
x = 43,362.09
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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.