Finding the Fourth Proportional to 188,981.46, 283,472.58 and 177,434.10
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Solution
The fourth proportional to 188,981.46, 283,472.58 and 177,434.10 is: 266,151.52
Step by Step Solution
- Step 1: Write the proportion equation
188,981.46 : 283,472.58 = 177,434.10 : x - Step 2: Convert to fraction form
188,981.46/283,472.58 = 177,434.10/x - Step 3: Cross multiply
188,981.46x = 283,472.58 × 177,434.10 - Step 4: Simplify right side
188,981.46x = 50,297,702,106.98 - Step 5: Solve for x
x = 50,297,702,106.98/188,981.46 - Step 6: Final answer
x = 266,151.52
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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.