Finding the Fourth Proportional to 232.64, 349.07 and 122.93
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Solution
The fourth proportional to 232.64, 349.07 and 122.93 is: 184.45
Step by Step Solution
- Step 1: Write the proportion equation
232.64 : 349.07 = 122.93 : x - Step 2: Convert to fraction form
232.64/349.07 = 122.93/x - Step 3: Cross multiply
232.64x = 349.07 × 122.93 - Step 4: Simplify right side
232.64x = 42,911.18 - Step 5: Solve for x
x = 42,911.18/232.64 - Step 6: Final answer
x = 184.45
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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.