Finding the Fourth Proportional to 141,950.88, 194,470.56 and 136,632.96
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Solution
The fourth proportional to 141,950.88, 194,470.56 and 136,632.96 is: 187,185.09
Step by Step Solution
- Step 1: Write the proportion equation
141,950.88 : 194,470.56 = 136,632.96 : x - Step 2: Convert to fraction form
141,950.88/194,470.56 = 136,632.96/x - Step 3: Cross multiply
141,950.88x = 194,470.56 × 136,632.96 - Step 4: Simplify right side
141,950.88x = 26,571,088,245.66 - Step 5: Solve for x
x = 26,571,088,245.66/141,950.88 - Step 6: Final answer
x = 187,185.09
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Why These Related Problems?
These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.