Finding the Fourth Proportional to 237.36, 356.58 and 141.24
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Solution
The fourth proportional to 237.36, 356.58 and 141.24 is: 212.18
Step by Step Solution
- Step 1: Write the proportion equation
237.36 : 356.58 = 141.24 : x - Step 2: Convert to fraction form
237.36/356.58 = 141.24/x - Step 3: Cross multiply
237.36x = 356.58 × 141.24 - Step 4: Simplify right side
237.36x = 50,363.36 - Step 5: Solve for x
x = 50,363.36/237.36 - Step 6: Final answer
x = 212.18
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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.