Finding the Fourth Proportional to 164,784.63, 227,239.05 and 124,046.31
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Solution
The fourth proportional to 164,784.63, 227,239.05 and 124,046.31 is: 171,060.65
Step by Step Solution
- Step 1: Write the proportion equation
164,784.63 : 227,239.05 = 124,046.31 : x - Step 2: Convert to fraction form
164,784.63/227,239.05 = 124,046.31/x - Step 3: Cross multiply
164,784.63x = 227,239.05 × 124,046.31 - Step 4: Simplify right side
164,784.63x = 28,188,165,640.41 - Step 5: Solve for x
x = 28,188,165,640.41/164,784.63 - Step 6: Final answer
x = 171,060.65
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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.