Finding the Fourth Proportional to 236,550.03, 326,446.77 and 129,125.80
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Solution
The fourth proportional to 236,550.03, 326,446.77 and 129,125.80 is: 178,197.82
Step by Step Solution
- Step 1: Write the proportion equation
236,550.03 : 326,446.77 = 129,125.80 : x - Step 2: Convert to fraction form
236,550.03/326,446.77 = 129,125.80/x - Step 3: Cross multiply
236,550.03x = 326,446.77 × 129,125.80 - Step 4: Simplify right side
236,550.03x = 42,152,700,333.67 - Step 5: Solve for x
x = 42,152,700,333.67/236,550.03 - Step 6: Final answer
x = 178,197.82
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.