Finding the Fourth Proportional to 68,213.87, 102,295.87 and 26,073.12
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Solution
The fourth proportional to 68,213.87, 102,295.87 and 26,073.12 is: 39,100.14
Step by Step Solution
- Step 1: Write the proportion equation
68,213.87 : 102,295.87 = 26,073.12 : x - Step 2: Convert to fraction form
68,213.87/102,295.87 = 26,073.12/x - Step 3: Cross multiply
68,213.87x = 102,295.87 × 26,073.12 - Step 4: Simplify right side
68,213.87x = 2,667,172,045.22 - Step 5: Solve for x
x = 2,667,172,045.22/68,213.87 - Step 6: Final answer
x = 39,100.14
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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.