Finding the Fourth Proportional to 135.32, 202.53 and 108.08
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Solution
The fourth proportional to 135.32, 202.53 and 108.08 is: 161.76
Step by Step Solution
- Step 1: Write the proportion equation
135.32 : 202.53 = 108.08 : x - Step 2: Convert to fraction form
135.32/202.53 = 108.08/x - Step 3: Cross multiply
135.32x = 202.53 × 108.08 - Step 4: Simplify right side
135.32x = 21,889.44 - Step 5: Solve for x
x = 21,889.44/135.32 - Step 6: Final answer
x = 161.76
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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.