Finding the Fourth Proportional to 122,452.08, 183,724.29 and 83,377.68
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Solution
The fourth proportional to 122,452.08, 183,724.29 and 83,377.68 is: 125,097.96
Step by Step Solution
- Step 1: Write the proportion equation
122,452.08 : 183,724.29 = 83,377.68 : x - Step 2: Convert to fraction form
122,452.08/183,724.29 = 83,377.68/x - Step 3: Cross multiply
122,452.08x = 183,724.29 × 83,377.68 - Step 4: Simplify right side
122,452.08x = 15,318,505,059.85 - Step 5: Solve for x
x = 15,318,505,059.85/122,452.08 - Step 6: Final answer
x = 125,097.96
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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.