Finding the Fourth Proportional to 191,414.75, 264,147.86 and 106,529.99
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Solution
The fourth proportional to 191,414.75, 264,147.86 and 106,529.99 is: 147,008.88
Step by Step Solution
- Step 1: Write the proportion equation
191,414.75 : 264,147.86 = 106,529.99 : x - Step 2: Convert to fraction form
191,414.75/264,147.86 = 106,529.99/x - Step 3: Cross multiply
191,414.75x = 264,147.86 × 106,529.99 - Step 4: Simplify right side
191,414.75x = 28,139,667,957.63 - Step 5: Solve for x
x = 28,139,667,957.63/191,414.75 - Step 6: Final answer
x = 147,008.88
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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.