Finding the Fourth Proportional to 94,132.01, 141,198.14 and 66,177.09
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Solution
The fourth proportional to 94,132.01, 141,198.14 and 66,177.09 is: 99,265.72
Step by Step Solution
- Step 1: Write the proportion equation
94,132.01 : 141,198.14 = 66,177.09 : x - Step 2: Convert to fraction form
94,132.01/141,198.14 = 66,177.09/x - Step 3: Cross multiply
94,132.01x = 141,198.14 × 66,177.09 - Step 4: Simplify right side
94,132.01x = 9,344,082,018.61 - Step 5: Solve for x
x = 9,344,082,018.61/94,132.01 - Step 6: Final answer
x = 99,265.72
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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.