Finding the Fourth Proportional to 220,741.02, 304,613.61 and 125,245.68
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Solution
The fourth proportional to 220,741.02, 304,613.61 and 125,245.68 is: 172,833.93
Step by Step Solution
- Step 1: Write the proportion equation
220,741.02 : 304,613.61 = 125,245.68 : x - Step 2: Convert to fraction form
220,741.02/304,613.61 = 125,245.68/x - Step 3: Cross multiply
220,741.02x = 304,613.61 × 125,245.68 - Step 4: Simplify right side
220,741.02x = 38,151,538,721.70 - Step 5: Solve for x
x = 38,151,538,721.70/220,741.02 - Step 6: Final answer
x = 172,833.93
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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.