Finding the Fourth Proportional to 94,286.49, 141,429.75 and 27,726.63
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Solution
The fourth proportional to 94,286.49, 141,429.75 and 27,726.63 is: 41,589.95
Step by Step Solution
- Step 1: Write the proportion equation
94,286.49 : 141,429.75 = 27,726.63 : x - Step 2: Convert to fraction form
94,286.49/141,429.75 = 27,726.63/x - Step 3: Cross multiply
94,286.49x = 141,429.75 × 27,726.63 - Step 4: Simplify right side
94,286.49x = 3,921,370,349.24 - Step 5: Solve for x
x = 3,921,370,349.24/94,286.49 - Step 6: Final answer
x = 41,589.95
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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.