Finding the Fourth Proportional to 96,188.72, 144,205.25 and 40,070.99
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Solution
The fourth proportional to 96,188.72, 144,205.25 and 40,070.99 is: 60,074.05
Step by Step Solution
- Step 1: Write the proportion equation
96,188.72 : 144,205.25 = 40,070.99 : x - Step 2: Convert to fraction form
96,188.72/144,205.25 = 40,070.99/x - Step 3: Cross multiply
96,188.72x = 144,205.25 × 40,070.99 - Step 4: Simplify right side
96,188.72x = 5,778,446,409.67 - Step 5: Solve for x
x = 5,778,446,409.67/96,188.72 - Step 6: Final answer
x = 60,074.05
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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.