Finding the Fourth Proportional to 173,195.21, 239,174.46 and 163,760.19
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Solution
The fourth proportional to 173,195.21, 239,174.46 and 163,760.19 is: 226,145.15
Step by Step Solution
- Step 1: Write the proportion equation
173,195.21 : 239,174.46 = 163,760.19 : x - Step 2: Convert to fraction form
173,195.21/239,174.46 = 163,760.19/x - Step 3: Cross multiply
173,195.21x = 239,174.46 × 163,760.19 - Step 4: Simplify right side
173,195.21x = 39,167,255,012.75 - Step 5: Solve for x
x = 39,167,255,012.75/173,195.21 - Step 6: Final answer
x = 226,145.15
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1.5x scale
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.