Finding the Fourth Proportional to 221,912.10, 332,860.86 and 88,756.61
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Solution
The fourth proportional to 221,912.10, 332,860.86 and 88,756.61 is: 133,131.99
Step by Step Solution
- Step 1: Write the proportion equation
221,912.10 : 332,860.86 = 88,756.61 : x - Step 2: Convert to fraction form
221,912.10/332,860.86 = 88,756.61/x - Step 3: Cross multiply
221,912.10x = 332,860.86 × 88,756.61 - Step 4: Simplify right side
221,912.10x = 29,543,599,870.98 - Step 5: Solve for x
x = 29,543,599,870.98/221,912.10 - Step 6: Final answer
x = 133,131.99
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.