Finding the Fourth Proportional to 134.63, 201.84 and 73.68
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Solution
The fourth proportional to 134.63, 201.84 and 73.68 is: 110.47
Step by Step Solution
- Step 1: Write the proportion equation
134.63 : 201.84 = 73.68 : x - Step 2: Convert to fraction form
134.63/201.84 = 73.68/x - Step 3: Cross multiply
134.63x = 201.84 × 73.68 - Step 4: Simplify right side
134.63x = 14,871.57 - Step 5: Solve for x
x = 14,871.57/134.63 - Step 6: Final answer
x = 110.47
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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.