Finding the Fourth Proportional to 192,414.24, 265,543.44 and 107,538.08
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Solution
The fourth proportional to 192,414.24, 265,543.44 and 107,538.08 is: 148,409.14
Step by Step Solution
- Step 1: Write the proportion equation
192,414.24 : 265,543.44 = 107,538.08 : x - Step 2: Convert to fraction form
192,414.24/265,543.44 = 107,538.08/x - Step 3: Cross multiply
192,414.24x = 265,543.44 × 107,538.08 - Step 4: Simplify right side
192,414.24x = 28,556,031,694.20 - Step 5: Solve for x
x = 28,556,031,694.20/192,414.24 - Step 6: Final answer
x = 148,409.14
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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.