Finding the Fourth Proportional to 182,491.99, 251,836.45 and 101,920.93
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Solution
The fourth proportional to 182,491.99, 251,836.45 and 101,920.93 is: 140,649.49
Step by Step Solution
- Step 1: Write the proportion equation
182,491.99 : 251,836.45 = 101,920.93 : x - Step 2: Convert to fraction form
182,491.99/251,836.45 = 101,920.93/x - Step 3: Cross multiply
182,491.99x = 251,836.45 × 101,920.93 - Step 4: Simplify right side
182,491.99x = 25,667,405,191.90 - Step 5: Solve for x
x = 25,667,405,191.90/182,491.99 - Step 6: Final answer
x = 140,649.49
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1.5x scale
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.