Finding the Fourth Proportional to 99,236.88, 148,864.68 and 32,649.84
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Solution
The fourth proportional to 99,236.88, 148,864.68 and 32,649.84 is: 48,977.84
Step by Step Solution
- Step 1: Write the proportion equation
99,236.88 : 148,864.68 = 32,649.84 : x - Step 2: Convert to fraction form
99,236.88/148,864.68 = 32,649.84/x - Step 3: Cross multiply
99,236.88x = 148,864.68 × 32,649.84 - Step 4: Simplify right side
99,236.88x = 4,860,407,983.65 - Step 5: Solve for x
x = 4,860,407,983.65/99,236.88 - Step 6: Final answer
x = 48,977.84
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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.