Finding the Fourth Proportional to 176.67, 265.10 and 137.99
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Solution
The fourth proportional to 176.67, 265.10 and 137.99 is: 207.06
Step by Step Solution
- Step 1: Write the proportion equation
176.67 : 265.10 = 137.99 : x - Step 2: Convert to fraction form
176.67/265.10 = 137.99/x - Step 3: Cross multiply
176.67x = 265.10 × 137.99 - Step 4: Simplify right side
176.67x = 36,581.15 - Step 5: Solve for x
x = 36,581.15/176.67 - Step 6: Final answer
x = 207.06
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.