Finding the Fourth Proportional to 232.08, 347.84 and 135.92
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Solution
The fourth proportional to 232.08, 347.84 and 135.92 is: 203.72
Step by Step Solution
- Step 1: Write the proportion equation
232.08 : 347.84 = 135.92 : x - Step 2: Convert to fraction form
232.08/347.84 = 135.92/x - Step 3: Cross multiply
232.08x = 347.84 × 135.92 - Step 4: Simplify right side
232.08x = 47,278.41 - Step 5: Solve for x
x = 47,278.41/232.08 - Step 6: Final answer
x = 203.72
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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.