Finding the Fourth Proportional to 234,917.54, 324,186.42 and 127,487.59
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Solution
The fourth proportional to 234,917.54, 324,186.42 and 127,487.59 is: 175,932.99
Step by Step Solution
- Step 1: Write the proportion equation
234,917.54 : 324,186.42 = 127,487.59 : x - Step 2: Convert to fraction form
234,917.54/324,186.42 = 127,487.59/x - Step 3: Cross multiply
234,917.54x = 324,186.42 × 127,487.59 - Step 4: Simplify right side
234,917.54x = 41,329,745,396.53 - Step 5: Solve for x
x = 41,329,745,396.53/234,917.54 - Step 6: Final answer
x = 175,932.99
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.