Finding the Fourth Proportional to 147,318.44, 220,977.68 and 52,544.79
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Solution
The fourth proportional to 147,318.44, 220,977.68 and 52,544.79 is: 78,817.19
Step by Step Solution
- Step 1: Write the proportion equation
147,318.44 : 220,977.68 = 52,544.79 : x - Step 2: Convert to fraction form
147,318.44/220,977.68 = 52,544.79/x - Step 3: Cross multiply
147,318.44x = 220,977.68 × 52,544.79 - Step 4: Simplify right side
147,318.44x = 11,611,225,790.29 - Step 5: Solve for x
x = 11,611,225,790.29/147,318.44 - Step 6: Final answer
x = 78,817.19
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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.