Finding the Fourth Proportional to 221,951.67, 333,011.31 and 133,266.99
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Solution
The fourth proportional to 221,951.67, 333,011.31 and 133,266.99 is: 199,950.80
Step by Step Solution
- Step 1: Write the proportion equation
221,951.67 : 333,011.31 = 133,266.99 : x - Step 2: Convert to fraction form
221,951.67/333,011.31 = 133,266.99/x - Step 3: Cross multiply
221,951.67x = 333,011.31 × 133,266.99 - Step 4: Simplify right side
221,951.67x = 44,379,414,919.66 - Step 5: Solve for x
x = 44,379,414,919.66/221,951.67 - Step 6: Final answer
x = 199,950.80
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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.