Finding the Fourth Proportional to 188,535.26, 260,218.30 and 119,580.08
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Solution
The fourth proportional to 188,535.26, 260,218.30 and 119,580.08 is: 165,045.65
Step by Step Solution
- Step 1: Write the proportion equation
188,535.26 : 260,218.30 = 119,580.08 : x - Step 2: Convert to fraction form
188,535.26/260,218.30 = 119,580.08/x - Step 3: Cross multiply
188,535.26x = 260,218.30 × 119,580.08 - Step 4: Simplify right side
188,535.26x = 31,116,925,131.46 - Step 5: Solve for x
x = 31,116,925,131.46/188,535.26 - Step 6: Final answer
x = 165,045.65
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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.