Finding the Fourth Proportional to 96,034.21, 144,020.18 and 31,975.26
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Solution
The fourth proportional to 96,034.21, 144,020.18 and 31,975.26 is: 47,952.52
Step by Step Solution
- Step 1: Write the proportion equation
96,034.21 : 144,020.18 = 31,975.26 : x - Step 2: Convert to fraction form
96,034.21/144,020.18 = 31,975.26/x - Step 3: Cross multiply
96,034.21x = 144,020.18 × 31,975.26 - Step 4: Simplify right side
96,034.21x = 4,605,082,060.75 - Step 5: Solve for x
x = 4,605,082,060.75/96,034.21 - Step 6: Final answer
x = 47,952.52
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1.5x scale
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.