Finding the Fourth Proportional to 162,735.90, 244,138.71 and 82,784.99
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Solution
The fourth proportional to 162,735.90, 244,138.71 and 82,784.99 is: 124,195.21
Step by Step Solution
- Step 1: Write the proportion equation
162,735.90 : 244,138.71 = 82,784.99 : x - Step 2: Convert to fraction form
162,735.90/244,138.71 = 82,784.99/x - Step 3: Cross multiply
162,735.90x = 244,138.71 × 82,784.99 - Step 4: Simplify right side
162,735.90x = 20,211,019,445.27 - Step 5: Solve for x
x = 20,211,019,445.27/162,735.90 - Step 6: Final answer
x = 124,195.21
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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.