Finding the Fourth Proportional to 214,966.20, 296,665.63 and 119,478.94
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Solution
The fourth proportional to 214,966.20, 296,665.63 and 119,478.94 is: 164,887.76
Step by Step Solution
- Step 1: Write the proportion equation
214,966.20 : 296,665.63 = 119,478.94 : x - Step 2: Convert to fraction form
214,966.20/296,665.63 = 119,478.94/x - Step 3: Cross multiply
214,966.20x = 296,665.63 × 119,478.94 - Step 4: Simplify right side
214,966.20x = 35,445,294,708.13 - Step 5: Solve for x
x = 35,445,294,708.13/214,966.20 - Step 6: Final answer
x = 164,887.76
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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.