Finding the Fourth Proportional to 167.77, 251.66 and 46.07
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Solution
The fourth proportional to 167.77, 251.66 and 46.07 is: 69.10
Step by Step Solution
- Step 1: Write the proportion equation
167.77 : 251.66 = 46.07 : x - Step 2: Convert to fraction form
167.77/251.66 = 46.07/x - Step 3: Cross multiply
167.77x = 251.66 × 46.07 - Step 4: Simplify right side
167.77x = 11,593.52 - Step 5: Solve for x
x = 11,593.52/167.77 - Step 6: Final answer
x = 69.10
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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.