Finding the Fourth Proportional to 91,754.29, 137,645.12 and 32,584.99
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Solution
The fourth proportional to 91,754.29, 137,645.12 and 32,584.99 is: 48,882.34
Step by Step Solution
- Step 1: Write the proportion equation
91,754.29 : 137,645.12 = 32,584.99 : x - Step 2: Convert to fraction form
91,754.29/137,645.12 = 32,584.99/x - Step 3: Cross multiply
91,754.29x = 137,645.12 × 32,584.99 - Step 4: Simplify right side
91,754.29x = 4,485,164,858.75 - Step 5: Solve for x
x = 4,485,164,858.75/91,754.29 - Step 6: Final answer
x = 48,882.34
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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.