Finding the Fourth Proportional to 234,214.44, 323,215.97 and 126,785.36
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Solution
The fourth proportional to 234,214.44, 323,215.97 and 126,785.36 is: 174,963.81
Step by Step Solution
- Step 1: Write the proportion equation
234,214.44 : 323,215.97 = 126,785.36 : x - Step 2: Convert to fraction form
234,214.44/323,215.97 = 126,785.36/x - Step 3: Cross multiply
234,214.44x = 323,215.97 × 126,785.36 - Step 4: Simplify right side
234,214.44x = 40,979,050,864.19 - Step 5: Solve for x
x = 40,979,050,864.19/234,214.44 - Step 6: Final answer
x = 174,963.81
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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.