Finding the Fourth Proportional to 99,329.34, 149,025.12 and 32,816.19
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Solution
The fourth proportional to 99,329.34, 149,025.12 and 32,816.19 is: 49,234.56
Step by Step Solution
- Step 1: Write the proportion equation
99,329.34 : 149,025.12 = 32,816.19 : x - Step 2: Convert to fraction form
99,329.34/149,025.12 = 32,816.19/x - Step 3: Cross multiply
99,329.34x = 149,025.12 × 32,816.19 - Step 4: Simplify right side
99,329.34x = 4,890,436,652.69 - Step 5: Solve for x
x = 4,890,436,652.69/99,329.34 - Step 6: Final answer
x = 49,234.56
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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.