Finding the Fourth Proportional to 237.99, 328.43 and 133.09
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Solution
The fourth proportional to 237.99, 328.43 and 133.09 is: 183.66
Step by Step Solution
- Step 1: Write the proportion equation
237.99 : 328.43 = 133.09 : x - Step 2: Convert to fraction form
237.99/328.43 = 133.09/x - Step 3: Cross multiply
237.99x = 328.43 × 133.09 - Step 4: Simplify right side
237.99x = 43,710.99 - Step 5: Solve for x
x = 43,710.99/237.99 - Step 6: Final answer
x = 183.66
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.