Finding the Fourth Proportional to 169.35, 254.09 and 97.19
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Solution
The fourth proportional to 169.35, 254.09 and 97.19 is: 145.82
Step by Step Solution
- Step 1: Write the proportion equation
169.35 : 254.09 = 97.19 : x - Step 2: Convert to fraction form
169.35/254.09 = 97.19/x - Step 3: Cross multiply
169.35x = 254.09 × 97.19 - Step 4: Simplify right side
169.35x = 24,695.01 - Step 5: Solve for x
x = 24,695.01/169.35 - Step 6: Final answer
x = 145.82
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.