Finding the Fourth Proportional to 214,824.36, 322,226.82 and 74,593.92
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Solution
The fourth proportional to 214,824.36, 322,226.82 and 74,593.92 is: 111,887.50
Step by Step Solution
- Step 1: Write the proportion equation
214,824.36 : 322,226.82 = 74,593.92 : x - Step 2: Convert to fraction form
214,824.36/322,226.82 = 74,593.92/x - Step 3: Cross multiply
214,824.36x = 322,226.82 × 74,593.92 - Step 4: Simplify right side
214,824.36x = 24,036,161,632.93 - Step 5: Solve for x
x = 24,036,161,632.93/214,824.36 - Step 6: Final answer
x = 111,887.50
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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.