Finding the Fourth Proportional to 237.54, 356.32 and 75.22
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Solution
The fourth proportional to 237.54, 356.32 and 75.22 is: 112.83
Step by Step Solution
- Step 1: Write the proportion equation
237.54 : 356.32 = 75.22 : x - Step 2: Convert to fraction form
237.54/356.32 = 75.22/x - Step 3: Cross multiply
237.54x = 356.32 × 75.22 - Step 4: Simplify right side
237.54x = 26,802.39 - Step 5: Solve for x
x = 26,802.39/237.54 - Step 6: Final answer
x = 112.83
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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.