Finding the Fourth Proportional to 183.13, 252.70 and 117.63
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Solution
The fourth proportional to 183.13, 252.70 and 117.63 is: 162.32
Step by Step Solution
- Step 1: Write the proportion equation
183.13 : 252.70 = 117.63 : x - Step 2: Convert to fraction form
183.13/252.70 = 117.63/x - Step 3: Cross multiply
183.13x = 252.70 × 117.63 - Step 4: Simplify right side
183.13x = 29,725.10 - Step 5: Solve for x
x = 29,725.10/183.13 - Step 6: Final answer
x = 162.32
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.