Finding the Fourth Proportional to 265,205.08, 365,990.74 and 144,354.18
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Solution
The fourth proportional to 265,205.08, 365,990.74 and 144,354.18 is: 199,212.98
Step by Step Solution
- Step 1: Write the proportion equation
265,205.08 : 365,990.74 = 144,354.18 : x - Step 2: Convert to fraction form
265,205.08/365,990.74 = 144,354.18/x - Step 3: Cross multiply
265,205.08x = 365,990.74 × 144,354.18 - Step 4: Simplify right side
265,205.08x = 52,832,293,160.29 - Step 5: Solve for x
x = 52,832,293,160.29/265,205.08 - Step 6: Final answer
x = 199,212.98
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.