Finding the Fourth Proportional to 135.93, 203.67 and 63.69
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Solution
The fourth proportional to 135.93, 203.67 and 63.69 is: 95.43
Step by Step Solution
- Step 1: Write the proportion equation
135.93 : 203.67 = 63.69 : x - Step 2: Convert to fraction form
135.93/203.67 = 63.69/x - Step 3: Cross multiply
135.93x = 203.67 × 63.69 - Step 4: Simplify right side
135.93x = 12,971.74 - Step 5: Solve for x
x = 12,971.74/135.93 - Step 6: Final answer
x = 95.43
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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.