Finding the Fourth Proportional to 195,112.08, 292,610.40 and 82,790.88
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Solution
The fourth proportional to 195,112.08, 292,610.40 and 82,790.88 is: 124,161.83
Step by Step Solution
- Step 1: Write the proportion equation
195,112.08 : 292,610.40 = 82,790.88 : x - Step 2: Convert to fraction form
195,112.08/292,610.40 = 82,790.88/x - Step 3: Cross multiply
195,112.08x = 292,610.40 × 82,790.88 - Step 4: Simplify right side
195,112.08x = 24,225,472,513.15 - Step 5: Solve for x
x = 24,225,472,513.15/195,112.08 - Step 6: Final answer
x = 124,161.83
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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.