Finding the Fourth Proportional to 202,601.20, 279,607.40 and 134,497.84
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Solution
The fourth proportional to 202,601.20, 279,607.40 and 134,497.84 is: 185,618.80
Step by Step Solution
- Step 1: Write the proportion equation
202,601.20 : 279,607.40 = 134,497.84 : x - Step 2: Convert to fraction form
202,601.20/279,607.40 = 134,497.84/x - Step 3: Cross multiply
202,601.20x = 279,607.40 × 134,497.84 - Step 4: Simplify right side
202,601.20x = 37,606,591,348.02 - Step 5: Solve for x
x = 37,606,591,348.02/202,601.20 - Step 6: Final answer
x = 185,618.80
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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.