Finding the Fourth Proportional to 179,826.48, 248,253.80 and 131,374
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Solution
The fourth proportional to 179,826.48, 248,253.80 and 131,374 is: 181,364.25
Step by Step Solution
- Step 1: Write the proportion equation
179,826.48 : 248,253.80 = 131,374 : x - Step 2: Convert to fraction form
179,826.48/248,253.80 = 131,374/x - Step 3: Cross multiply
179,826.48x = 248,253.80 × 131,374 - Step 4: Simplify right side
179,826.48x = 32,614,094,721.20 - Step 5: Solve for x
x = 32,614,094,721.20/179,826.48 - Step 6: Final answer
x = 181,364.25
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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.