Finding the Fourth Proportional to 235,876.68, 353,445.78 and 93,645.12
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Solution
The fourth proportional to 235,876.68, 353,445.78 and 93,645.12 is: 140,321.09
Step by Step Solution
- Step 1: Write the proportion equation
235,876.68 : 353,445.78 = 93,645.12 : x - Step 2: Convert to fraction form
235,876.68/353,445.78 = 93,645.12/x - Step 3: Cross multiply
235,876.68x = 353,445.78 × 93,645.12 - Step 4: Simplify right side
235,876.68x = 33,098,472,481.59 - Step 5: Solve for x
x = 33,098,472,481.59/235,876.68 - Step 6: Final answer
x = 140,321.09
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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.