Finding the Fourth Proportional to 235,103.20, 324,446.18 and 133,125.90
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Solution
The fourth proportional to 235,103.20, 324,446.18 and 133,125.90 is: 183,715.87
Step by Step Solution
- Step 1: Write the proportion equation
235,103.20 : 324,446.18 = 133,125.90 : x - Step 2: Convert to fraction form
235,103.20/324,446.18 = 133,125.90/x - Step 3: Cross multiply
235,103.20x = 324,446.18 × 133,125.90 - Step 4: Simplify right side
235,103.20x = 43,192,189,714.06 - Step 5: Solve for x
x = 43,192,189,714.06/235,103.20 - Step 6: Final answer
x = 183,715.87
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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.