Finding the Fourth Proportional to 89,561.11, 134,336.80 and 27,226.75
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Solution
The fourth proportional to 89,561.11, 134,336.80 and 27,226.75 is: 40,838.65
Step by Step Solution
- Step 1: Write the proportion equation
89,561.11 : 134,336.80 = 27,226.75 : x - Step 2: Convert to fraction form
89,561.11/134,336.80 = 27,226.75/x - Step 3: Cross multiply
89,561.11x = 134,336.80 × 27,226.75 - Step 4: Simplify right side
89,561.11x = 3,657,554,469.40 - Step 5: Solve for x
x = 3,657,554,469.40/89,561.11 - Step 6: Final answer
x = 40,838.65
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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.