Finding the Fourth Proportional to 183,447.14, 253,049.52 and 115,356.10
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Solution
The fourth proportional to 183,447.14, 253,049.52 and 115,356.10 is: 159,123.80
Step by Step Solution
- Step 1: Write the proportion equation
183,447.14 : 253,049.52 = 115,356.10 : x - Step 2: Convert to fraction form
183,447.14/253,049.52 = 115,356.10/x - Step 3: Cross multiply
183,447.14x = 253,049.52 × 115,356.10 - Step 4: Simplify right side
183,447.14x = 29,190,805,734.07 - Step 5: Solve for x
x = 29,190,805,734.07/183,447.14 - Step 6: Final answer
x = 159,123.80
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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.