Finding the Fourth Proportional to 191,445.18, 264,189.97 and 119,864.67
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Solution
The fourth proportional to 191,445.18, 264,189.97 and 119,864.67 is: 165,410.50
Step by Step Solution
- Step 1: Write the proportion equation
191,445.18 : 264,189.97 = 119,864.67 : x - Step 2: Convert to fraction form
191,445.18/264,189.97 = 119,864.67/x - Step 3: Cross multiply
191,445.18x = 264,189.97 × 119,864.67 - Step 4: Simplify right side
191,445.18x = 31,667,043,571.36 - Step 5: Solve for x
x = 31,667,043,571.36/191,445.18 - Step 6: Final answer
x = 165,410.50
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1.5x scale
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.