Finding the Fourth Proportional to 236,836.68, 355,310.44 and 161,992.08
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Solution
The fourth proportional to 236,836.68, 355,310.44 and 161,992.08 is: 243,026.03
Step by Step Solution
- Step 1: Write the proportion equation
236,836.68 : 355,310.44 = 161,992.08 : x - Step 2: Convert to fraction form
236,836.68/355,310.44 = 161,992.08/x - Step 3: Cross multiply
236,836.68x = 355,310.44 × 161,992.08 - Step 4: Simplify right side
236,836.68x = 57,557,477,221.32 - Step 5: Solve for x
x = 57,557,477,221.32/236,836.68 - Step 6: Final answer
x = 243,026.03
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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.