Finding the Fourth Proportional to 68,125.77, 102,040.97 and 32,991.75
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Solution
The fourth proportional to 68,125.77, 102,040.97 and 32,991.75 is: 49,416.10
Step by Step Solution
- Step 1: Write the proportion equation
68,125.77 : 102,040.97 = 32,991.75 : x - Step 2: Convert to fraction form
68,125.77/102,040.97 = 32,991.75/x - Step 3: Cross multiply
68,125.77x = 102,040.97 × 32,991.75 - Step 4: Simplify right side
68,125.77x = 3,366,510,007.04 - Step 5: Solve for x
x = 3,366,510,007.04/68,125.77 - Step 6: Final answer
x = 49,416.10
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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.