Finding the Fourth Proportional to 272,555.28, 408,900.96 and 95,064.84
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Solution
The fourth proportional to 272,555.28, 408,900.96 and 95,064.84 is: 142,620.99
Step by Step Solution
- Step 1: Write the proportion equation
272,555.28 : 408,900.96 = 95,064.84 : x - Step 2: Convert to fraction form
272,555.28/408,900.96 = 95,064.84/x - Step 3: Cross multiply
272,555.28x = 408,900.96 × 95,064.84 - Step 4: Simplify right side
272,555.28x = 38,872,104,338.25 - Step 5: Solve for x
x = 38,872,104,338.25/272,555.28 - Step 6: Final answer
x = 142,620.99
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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.