Finding the Fourth Proportional to 68,344.75, 102,562.69 and 26,259.58
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Solution
The fourth proportional to 68,344.75, 102,562.69 and 26,259.58 is: 39,406.88
Step by Step Solution
- Step 1: Write the proportion equation
68,344.75 : 102,562.69 = 26,259.58 : x - Step 2: Convert to fraction form
68,344.75/102,562.69 = 26,259.58/x - Step 3: Cross multiply
68,344.75x = 102,562.69 × 26,259.58 - Step 4: Simplify right side
68,344.75x = 2,693,253,163.07 - Step 5: Solve for x
x = 2,693,253,163.07/68,344.75 - Step 6: Final answer
x = 39,406.88
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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.