Finding the Fourth Proportional to 96,181.58, 144,147.36 and 39,188.96
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Solution
The fourth proportional to 96,181.58, 144,147.36 and 39,188.96 is: 58,732.50
Step by Step Solution
- Step 1: Write the proportion equation
96,181.58 : 144,147.36 = 39,188.96 : x - Step 2: Convert to fraction form
96,181.58/144,147.36 = 39,188.96/x - Step 3: Cross multiply
96,181.58x = 144,147.36 × 39,188.96 - Step 4: Simplify right side
96,181.58x = 5,648,985,125.15 - Step 5: Solve for x
x = 5,648,985,125.15/96,181.58 - Step 6: Final answer
x = 58,732.50
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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.