Finding the Fourth Proportional to 203,221.26, 304,831.92 and 84,828.02
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Solution
The fourth proportional to 203,221.26, 304,831.92 and 84,828.02 is: 127,242.04
Step by Step Solution
- Step 1: Write the proportion equation
203,221.26 : 304,831.92 = 84,828.02 : x - Step 2: Convert to fraction form
203,221.26/304,831.92 = 84,828.02/x - Step 3: Cross multiply
203,221.26x = 304,831.92 × 84,828.02 - Step 4: Simplify right side
203,221.26x = 25,858,286,682.24 - Step 5: Solve for x
x = 25,858,286,682.24/203,221.26 - Step 6: Final answer
x = 127,242.04
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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.