Finding the Fourth Proportional to 192,231.24, 265,279.68 and 107,351.52
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Solution
The fourth proportional to 192,231.24, 265,279.68 and 107,351.52 is: 148,145.42
Step by Step Solution
- Step 1: Write the proportion equation
192,231.24 : 265,279.68 = 107,351.52 : x - Step 2: Convert to fraction form
192,231.24/265,279.68 = 107,351.52/x - Step 3: Cross multiply
192,231.24x = 265,279.68 × 107,351.52 - Step 4: Simplify right side
192,231.24x = 28,478,176,873.11 - Step 5: Solve for x
x = 28,478,176,873.11/192,231.24 - Step 6: Final answer
x = 148,145.42
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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.