Finding the Fourth Proportional to 91,088.09, 136,621.87 and 24,533.09
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Solution
The fourth proportional to 91,088.09, 136,621.87 and 24,533.09 is: 36,796.86
Step by Step Solution
- Step 1: Write the proportion equation
91,088.09 : 136,621.87 = 24,533.09 : x - Step 2: Convert to fraction form
91,088.09/136,621.87 = 24,533.09/x - Step 3: Cross multiply
91,088.09x = 136,621.87 × 24,533.09 - Step 4: Simplify right side
91,088.09x = 3,351,755,826.90 - Step 5: Solve for x
x = 3,351,755,826.90/91,088.09 - Step 6: Final answer
x = 36,796.86
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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.