Finding the Fourth Proportional to 220,595.13, 304,475.36 and 125,157.69
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Solution
The fourth proportional to 220,595.13, 304,475.36 and 125,157.69 is: 172,748.29
Step by Step Solution
- Step 1: Write the proportion equation
220,595.13 : 304,475.36 = 125,157.69 : x - Step 2: Convert to fraction form
220,595.13/304,475.36 = 125,157.69/x - Step 3: Cross multiply
220,595.13x = 304,475.36 × 125,157.69 - Step 4: Simplify right side
220,595.13x = 38,107,432,093.73 - Step 5: Solve for x
x = 38,107,432,093.73/220,595.13 - Step 6: Final answer
x = 172,748.29
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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.