Finding the Fourth Proportional to 173,660.10, 260,101.35 and 142,556.10
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Solution
The fourth proportional to 173,660.10, 260,101.35 and 142,556.10 is: 213,514.99
Step by Step Solution
- Step 1: Write the proportion equation
173,660.10 : 260,101.35 = 142,556.10 : x - Step 2: Convert to fraction form
173,660.10/260,101.35 = 142,556.10/x - Step 3: Cross multiply
173,660.10x = 260,101.35 × 142,556.10 - Step 4: Simplify right side
173,660.10x = 37,079,034,060.74 - Step 5: Solve for x
x = 37,079,034,060.74/173,660.10 - Step 6: Final answer
x = 213,514.99
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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.