Finding the Fourth Proportional to 234.99, 324.29 and 130.08
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Solution
The fourth proportional to 234.99, 324.29 and 130.08 is: 179.51
Step by Step Solution
- Step 1: Write the proportion equation
234.99 : 324.29 = 130.08 : x - Step 2: Convert to fraction form
234.99/324.29 = 130.08/x - Step 3: Cross multiply
234.99x = 324.29 × 130.08 - Step 4: Simplify right side
234.99x = 42,182.99 - Step 5: Solve for x
x = 42,182.99/234.99 - Step 6: Final answer
x = 179.51
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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.