Finding the Fourth Proportional to 214,668.96, 322,116.84 and 155,989.68
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Solution
The fourth proportional to 214,668.96, 322,116.84 and 155,989.68 is: 234,066.92
Step by Step Solution
- Step 1: Write the proportion equation
214,668.96 : 322,116.84 = 155,989.68 : x - Step 2: Convert to fraction form
214,668.96/322,116.84 = 155,989.68/x - Step 3: Cross multiply
214,668.96x = 322,116.84 × 155,989.68 - Step 4: Simplify right side
214,668.96x = 50,246,902,794.21 - Step 5: Solve for x
x = 50,246,902,794.21/214,668.96 - Step 6: Final answer
x = 234,066.92
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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.