Finding the Fourth Proportional to 94,279.79, 141,419.63 and 27,720.47
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Solution
The fourth proportional to 94,279.79, 141,419.63 and 27,720.47 is: 41,580.68
Step by Step Solution
- Step 1: Write the proportion equation
94,279.79 : 141,419.63 = 27,720.47 : x - Step 2: Convert to fraction form
94,279.79/141,419.63 = 27,720.47/x - Step 3: Cross multiply
94,279.79x = 141,419.63 × 27,720.47 - Step 4: Simplify right side
94,279.79x = 3,920,217,765.13 - Step 5: Solve for x
x = 3,920,217,765.13/94,279.79 - Step 6: Final answer
x = 41,580.68
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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.