Finding the Fourth Proportional to 94,512.92, 141,808.42 and 47,779.48
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Solution
The fourth proportional to 94,512.92, 141,808.42 and 47,779.48 is: 71,688.96
Step by Step Solution
- Step 1: Write the proportion equation
94,512.92 : 141,808.42 = 47,779.48 : x - Step 2: Convert to fraction form
94,512.92/141,808.42 = 47,779.48/x - Step 3: Cross multiply
94,512.92x = 141,808.42 × 47,779.48 - Step 4: Simplify right side
94,512.92x = 6,775,532,567.22 - Step 5: Solve for x
x = 6,775,532,567.22/94,512.92 - Step 6: Final answer
x = 71,688.96
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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.