Finding the Fourth Proportional to 191,435.13, 264,175.95 and 106,550.37
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Solution
The fourth proportional to 191,435.13, 264,175.95 and 106,550.37 is: 147,036.99
Step by Step Solution
- Step 1: Write the proportion equation
191,435.13 : 264,175.95 = 106,550.37 : x - Step 2: Convert to fraction form
191,435.13/264,175.95 = 106,550.37/x - Step 3: Cross multiply
191,435.13x = 264,175.95 × 106,550.37 - Step 4: Simplify right side
191,435.13x = 28,148,045,217.60 - Step 5: Solve for x
x = 28,148,045,217.60/191,435.13 - Step 6: Final answer
x = 147,036.99
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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.