Finding the Fourth Proportional to 214,709.30, 296,293.14 and 119,213.54
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Solution
The fourth proportional to 214,709.30, 296,293.14 and 119,213.54 is: 164,511.52
Step by Step Solution
- Step 1: Write the proportion equation
214,709.30 : 296,293.14 = 119,213.54 : x - Step 2: Convert to fraction form
214,709.30/296,293.14 = 119,213.54/x - Step 3: Cross multiply
214,709.30x = 296,293.14 × 119,213.54 - Step 4: Simplify right side
214,709.30x = 35,322,154,097.12 - Step 5: Solve for x
x = 35,322,154,097.12/214,709.30 - Step 6: Final answer
x = 164,511.52
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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.