Finding the Fourth Proportional to 272,062.24, 408,092.84 and 72,382.84
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Solution
The fourth proportional to 272,062.24, 408,092.84 and 72,382.84 is: 108,574.12
Step by Step Solution
- Step 1: Write the proportion equation
272,062.24 : 408,092.84 = 72,382.84 : x - Step 2: Convert to fraction form
272,062.24/408,092.84 = 72,382.84/x - Step 3: Cross multiply
272,062.24x = 408,092.84 × 72,382.84 - Step 4: Simplify right side
272,062.24x = 29,538,918,742.87 - Step 5: Solve for x
x = 29,538,918,742.87/272,062.24 - Step 6: Final answer
x = 108,574.12
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.