Finding the Fourth Proportional to 134.70, 201.63 and 73.68
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Solution
The fourth proportional to 134.70, 201.63 and 73.68 is: 110.29
Step by Step Solution
- Step 1: Write the proportion equation
134.70 : 201.63 = 73.68 : x - Step 2: Convert to fraction form
134.70/201.63 = 73.68/x - Step 3: Cross multiply
134.70x = 201.63 × 73.68 - Step 4: Simplify right side
134.70x = 14,856.10 - Step 5: Solve for x
x = 14,856.10/134.70 - Step 6: Final answer
x = 110.29
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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.