Finding the Fourth Proportional to 202,154.30, 303,340.80 and 83,837.60
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Solution
The fourth proportional to 202,154.30, 303,340.80 and 83,837.60 is: 125,801.75
Step by Step Solution
- Step 1: Write the proportion equation
202,154.30 : 303,340.80 = 83,837.60 : x - Step 2: Convert to fraction form
202,154.30/303,340.80 = 83,837.60/x - Step 3: Cross multiply
202,154.30x = 303,340.80 × 83,837.60 - Step 4: Simplify right side
202,154.30x = 25,431,364,654.08 - Step 5: Solve for x
x = 25,431,364,654.08/202,154.30 - Step 6: Final answer
x = 125,801.75
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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.