Finding the Fourth Proportional to 201,867.30, 302,691.60 and 83,404.80
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Solution
The fourth proportional to 201,867.30, 302,691.60 and 83,404.80 is: 125,062.02
Step by Step Solution
- Step 1: Write the proportion equation
201,867.30 : 302,691.60 = 83,404.80 : x - Step 2: Convert to fraction form
201,867.30/302,691.60 = 83,404.80/x - Step 3: Cross multiply
201,867.30x = 302,691.60 × 83,404.80 - Step 4: Simplify right side
201,867.30x = 25,245,932,359.68 - Step 5: Solve for x
x = 25,245,932,359.68/201,867.30 - Step 6: Final answer
x = 125,062.02
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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.