Finding the Fourth Proportional to 162,584.75, 243,855.54 and 73,817.84
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Solution
The fourth proportional to 162,584.75, 243,855.54 and 73,817.84 is: 110,716.96
Step by Step Solution
- Step 1: Write the proportion equation
162,584.75 : 243,855.54 = 73,817.84 : x - Step 2: Convert to fraction form
162,584.75/243,855.54 = 73,817.84/x - Step 3: Cross multiply
162,584.75x = 243,855.54 × 73,817.84 - Step 4: Simplify right side
162,584.75x = 18,000,888,015.56 - Step 5: Solve for x
x = 18,000,888,015.56/162,584.75 - Step 6: Final answer
x = 110,716.96
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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.