Finding the Fourth Proportional to 193,246.80, 289,432.80 and 114,514.80
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Solution
The fourth proportional to 193,246.80, 289,432.80 and 114,514.80 is: 171,513.00
Step by Step Solution
- Step 1: Write the proportion equation
193,246.80 : 289,432.80 = 114,514.80 : x - Step 2: Convert to fraction form
193,246.80/289,432.80 = 114,514.80/x - Step 3: Cross multiply
193,246.80x = 289,432.80 × 114,514.80 - Step 4: Simplify right side
193,246.80x = 33,144,339,205.44 - Step 5: Solve for x
x = 33,144,339,205.44/193,246.80 - Step 6: Final answer
x = 171,513.00
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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.