Finding the Fourth Proportional to 218,934.23, 328,524.32 and 119,101.39
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Solution
The fourth proportional to 218,934.23, 328,524.32 and 119,101.39 is: 178,718.99
Step by Step Solution
- Step 1: Write the proportion equation
218,934.23 : 328,524.32 = 119,101.39 : x - Step 2: Convert to fraction form
218,934.23/328,524.32 = 119,101.39/x - Step 3: Cross multiply
218,934.23x = 328,524.32 × 119,101.39 - Step 4: Simplify right side
218,934.23x = 39,127,702,637.25 - Step 5: Solve for x
x = 39,127,702,637.25/218,934.23 - Step 6: Final answer
x = 178,718.99
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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.