Finding the Fourth Proportional to 232,439.47, 348,658.63 and 131,191.62
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Solution
The fourth proportional to 232,439.47, 348,658.63 and 131,191.62 is: 196,787.10
Step by Step Solution
- Step 1: Write the proportion equation
232,439.47 : 348,658.63 = 131,191.62 : x - Step 2: Convert to fraction form
232,439.47/348,658.63 = 131,191.62/x - Step 3: Cross multiply
232,439.47x = 348,658.63 × 131,191.62 - Step 4: Simplify right side
232,439.47x = 45,741,088,861.23 - Step 5: Solve for x
x = 45,741,088,861.23/232,439.47 - Step 6: Final answer
x = 196,787.10
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1.5x scale
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.