Finding the Fourth Proportional to 265,910.08, 366,961.08 and 145,055.80
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Solution
The fourth proportional to 265,910.08, 366,961.08 and 145,055.80 is: 200,179.82
Step by Step Solution
- Step 1: Write the proportion equation
265,910.08 : 366,961.08 = 145,055.80 : x - Step 2: Convert to fraction form
265,910.08/366,961.08 = 145,055.80/x - Step 3: Cross multiply
265,910.08x = 366,961.08 × 145,055.80 - Step 4: Simplify right side
265,910.08x = 53,229,833,028.26 - Step 5: Solve for x
x = 53,229,833,028.26/265,910.08 - Step 6: Final answer
x = 200,179.82
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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.