Finding the Fourth Proportional to 251,634.97, 347,141.83 and 149,602.53
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Solution
The fourth proportional to 251,634.97, 347,141.83 and 149,602.53 is: 206,383.46
Step by Step Solution
- Step 1: Write the proportion equation
251,634.97 : 347,141.83 = 149,602.53 : x - Step 2: Convert to fraction form
251,634.97/347,141.83 = 149,602.53/x - Step 3: Cross multiply
251,634.97x = 347,141.83 × 149,602.53 - Step 4: Simplify right side
251,634.97x = 51,933,296,036.83 - Step 5: Solve for x
x = 51,933,296,036.83/251,634.97 - Step 6: Final answer
x = 206,383.46
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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.