Finding the Fourth Proportional to 236,478.96, 354,843.00 and 136,709.23
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Solution
The fourth proportional to 236,478.96, 354,843.00 and 136,709.23 is: 205,135.84
Step by Step Solution
- Step 1: Write the proportion equation
236,478.96 : 354,843.00 = 136,709.23 : x - Step 2: Convert to fraction form
236,478.96/354,843.00 = 136,709.23/x - Step 3: Cross multiply
236,478.96x = 354,843.00 × 136,709.23 - Step 4: Simplify right side
236,478.96x = 48,510,310,843.13 - Step 5: Solve for x
x = 48,510,310,843.13/236,478.96 - Step 6: Final answer
x = 205,135.84
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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.