Finding the Fourth Proportional to 236,933.08, 355,418.32 and 79,162.08
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Solution
The fourth proportional to 236,933.08, 355,418.32 and 79,162.08 is: 118,749.37
Step by Step Solution
- Step 1: Write the proportion equation
236,933.08 : 355,418.32 = 79,162.08 : x - Step 2: Convert to fraction form
236,933.08/355,418.32 = 79,162.08/x - Step 3: Cross multiply
236,933.08x = 355,418.32 × 79,162.08 - Step 4: Simplify right side
236,933.08x = 28,135,653,481.31 - Step 5: Solve for x
x = 28,135,653,481.31/236,933.08 - Step 6: Final answer
x = 118,749.37
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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.