Finding the Fourth Proportional to 214,622.12, 296,178.02 and 119,129.96
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Solution
The fourth proportional to 214,622.12, 296,178.02 and 119,129.96 is: 164,399.06
Step by Step Solution
- Step 1: Write the proportion equation
214,622.12 : 296,178.02 = 119,129.96 : x - Step 2: Convert to fraction form
214,622.12/296,178.02 = 119,129.96/x - Step 3: Cross multiply
214,622.12x = 296,178.02 × 119,129.96 - Step 4: Simplify right side
214,622.12x = 35,283,675,675.48 - Step 5: Solve for x
x = 35,283,675,675.48/214,622.12 - Step 6: Final answer
x = 164,399.06
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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.