Finding the Fourth Proportional to 251,992.84, 347,593.78 and 149,949.32
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Solution
The fourth proportional to 251,992.84, 347,593.78 and 149,949.32 is: 206,837.03
Step by Step Solution
- Step 1: Write the proportion equation
251,992.84 : 347,593.78 = 149,949.32 : x - Step 2: Convert to fraction form
251,992.84/347,593.78 = 149,949.32/x - Step 3: Cross multiply
251,992.84x = 347,593.78 × 149,949.32 - Step 4: Simplify right side
251,992.84x = 52,121,450,947.23 - Step 5: Solve for x
x = 52,121,450,947.23/251,992.84 - Step 6: Final answer
x = 206,837.03
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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.