Finding the Fourth Proportional to 68,523.87, 102,837.74 and 29,108.64
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Solution
The fourth proportional to 68,523.87, 102,837.74 and 29,108.64 is: 43,685.02
Step by Step Solution
- Step 1: Write the proportion equation
68,523.87 : 102,837.74 = 29,108.64 : x - Step 2: Convert to fraction form
68,523.87/102,837.74 = 29,108.64/x - Step 3: Cross multiply
68,523.87x = 102,837.74 × 29,108.64 - Step 4: Simplify right side
68,523.87x = 2,993,466,606.53 - Step 5: Solve for x
x = 2,993,466,606.53/68,523.87 - Step 6: Final answer
x = 43,685.02
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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.