Finding the Fourth Proportional to 252,754.91, 348,760.41 and 149,374.71
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Solution
The fourth proportional to 252,754.91, 348,760.41 and 149,374.71 is: 206,112.65
Step by Step Solution
- Step 1: Write the proportion equation
252,754.91 : 348,760.41 = 149,374.71 : x - Step 2: Convert to fraction form
252,754.91/348,760.41 = 149,374.71/x - Step 3: Cross multiply
252,754.91x = 348,760.41 × 149,374.71 - Step 4: Simplify right side
252,754.91x = 52,095,985,103.23 - Step 5: Solve for x
x = 52,095,985,103.23/252,754.91 - Step 6: Final answer
x = 206,112.65
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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.