Finding the Fourth Proportional to 234,651.71, 324,086.65 and 159,068.99
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Solution
The fourth proportional to 234,651.71, 324,086.65 and 159,068.99 is: 219,696.40
Step by Step Solution
- Step 1: Write the proportion equation
234,651.71 : 324,086.65 = 159,068.99 : x - Step 2: Convert to fraction form
234,651.71/324,086.65 = 159,068.99/x - Step 3: Cross multiply
234,651.71x = 324,086.65 × 159,068.99 - Step 4: Simplify right side
234,651.71x = 51,552,135,292.64 - Step 5: Solve for x
x = 51,552,135,292.64/234,651.71 - Step 6: Final answer
x = 219,696.40
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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.