Finding the Fourth Proportional to 211,913.44, 292,310.82 and 125,814.01
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Solution
The fourth proportional to 211,913.44, 292,310.82 and 125,814.01 is: 173,546.31
Step by Step Solution
- Step 1: Write the proportion equation
211,913.44 : 292,310.82 = 125,814.01 : x - Step 2: Convert to fraction form
211,913.44/292,310.82 = 125,814.01/x - Step 3: Cross multiply
211,913.44x = 292,310.82 × 125,814.01 - Step 4: Simplify right side
211,913.44x = 36,776,796,430.59 - Step 5: Solve for x
x = 36,776,796,430.59/211,913.44 - Step 6: Final answer
x = 173,546.31
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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.