Finding the Fourth Proportional to 175.92, 263.79 and 73.19
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Solution
The fourth proportional to 175.92, 263.79 and 73.19 is: 109.74
Step by Step Solution
- Step 1: Write the proportion equation
175.92 : 263.79 = 73.19 : x - Step 2: Convert to fraction form
175.92/263.79 = 73.19/x - Step 3: Cross multiply
175.92x = 263.79 × 73.19 - Step 4: Simplify right side
175.92x = 19,305.47 - Step 5: Solve for x
x = 19,305.47/175.92 - Step 6: Final answer
x = 109.74
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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.