Finding the Fourth Proportional to 162,486.84, 243,735.18 and 44,160.68
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Solution
The fourth proportional to 162,486.84, 243,735.18 and 44,160.68 is: 66,242.36
Step by Step Solution
- Step 1: Write the proportion equation
162,486.84 : 243,735.18 = 44,160.68 : x - Step 2: Convert to fraction form
162,486.84/243,735.18 = 44,160.68/x - Step 3: Cross multiply
162,486.84x = 243,735.18 × 44,160.68 - Step 4: Simplify right side
162,486.84x = 10,763,511,288.72 - Step 5: Solve for x
x = 10,763,511,288.72/162,486.84 - Step 6: Final answer
x = 66,242.36
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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.