Finding the Fourth Proportional to 176,108.61, 263,830.74 and 136,471.97
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Solution
The fourth proportional to 176,108.61, 263,830.74 and 136,471.97 is: 204,450.53
Step by Step Solution
- Step 1: Write the proportion equation
176,108.61 : 263,830.74 = 136,471.97 : x - Step 2: Convert to fraction form
176,108.61/263,830.74 = 136,471.97/x - Step 3: Cross multiply
176,108.61x = 263,830.74 × 136,471.97 - Step 4: Simplify right side
176,108.61x = 36,005,499,515.20 - Step 5: Solve for x
x = 36,005,499,515.20/176,108.61 - Step 6: Final answer
x = 204,450.53
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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.