Finding the Fourth Proportional to 102,736.42, 154,149.18 and 36,224.08
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Solution
The fourth proportional to 102,736.42, 154,149.18 and 36,224.08 is: 54,351.83
Step by Step Solution
- Step 1: Write the proportion equation
102,736.42 : 154,149.18 = 36,224.08 : x - Step 2: Convert to fraction form
102,736.42/154,149.18 = 36,224.08/x - Step 3: Cross multiply
102,736.42x = 154,149.18 × 36,224.08 - Step 4: Simplify right side
102,736.42x = 5,583,912,228.25 - Step 5: Solve for x
x = 5,583,912,228.25/102,736.42 - Step 6: Final answer
x = 54,351.83
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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.