Finding the Fourth Proportional to 94,191.55, 141,312.84 and 27,631.09
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Solution
The fourth proportional to 94,191.55, 141,312.84 and 27,631.09 is: 41,454.12
Step by Step Solution
- Step 1: Write the proportion equation
94,191.55 : 141,312.84 = 27,631.09 : x - Step 2: Convert to fraction form
94,191.55/141,312.84 = 27,631.09/x - Step 3: Cross multiply
94,191.55x = 141,312.84 × 27,631.09 - Step 4: Simplify right side
94,191.55x = 3,904,627,800.20 - Step 5: Solve for x
x = 3,904,627,800.20/94,191.55 - Step 6: Final answer
x = 41,454.12
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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.