Finding the Third Proportional to 156 and 187
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Solution
The third proportional to 156 and 187 is: 224.16
Step by Step Solution
- Step 1: Write the proportion equation
156 : 187 = 187 : x - Step 2: Convert to fraction form
156/187 = 187/x - Step 3: Cross multiply
156x = 187 × 187 - Step 4: Simplify right side
156x = 34,969 - Step 5: Solve for x
x = 34,969/156 - Step 6: Final answer
x = 224.16
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These problems maintain the same ratio (1.20) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.