Finding the Fourth Proportional to 99,224.40, 148,793.40 and 32,638.80
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Solution
The fourth proportional to 99,224.40, 148,793.40 and 32,638.80 is: 48,943.99
Step by Step Solution
- Step 1: Write the proportion equation
99,224.40 : 148,793.40 = 32,638.80 : x - Step 2: Convert to fraction form
99,224.40/148,793.40 = 32,638.80/x - Step 3: Cross multiply
99,224.40x = 148,793.40 × 32,638.80 - Step 4: Simplify right side
99,224.40x = 4,856,438,023.92 - Step 5: Solve for x
x = 4,856,438,023.92/99,224.40 - Step 6: Final answer
x = 48,943.99
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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.