Finding the Fourth Proportional to 214,946.22, 321,924.99 and 124,765.59
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Solution
The fourth proportional to 214,946.22, 321,924.99 and 124,765.59 is: 186,861.45
Step by Step Solution
- Step 1: Write the proportion equation
214,946.22 : 321,924.99 = 124,765.59 : x - Step 2: Convert to fraction form
214,946.22/321,924.99 = 124,765.59/x - Step 3: Cross multiply
214,946.22x = 321,924.99 × 124,765.59 - Step 4: Simplify right side
214,946.22x = 40,165,161,313.09 - Step 5: Solve for x
x = 40,165,161,313.09/214,946.22 - Step 6: Final answer
x = 186,861.45
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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.