Finding the Fourth Proportional to 191,166.12, 263,841.84 and 110,642.67
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Solution
The fourth proportional to 191,166.12, 263,841.84 and 110,642.67 is: 152,705.75
Step by Step Solution
- Step 1: Write the proportion equation
191,166.12 : 263,841.84 = 110,642.67 : x - Step 2: Convert to fraction form
191,166.12/263,841.84 = 110,642.67/x - Step 3: Cross multiply
191,166.12x = 263,841.84 × 110,642.67 - Step 4: Simplify right side
191,166.12x = 29,192,165,635.31 - Step 5: Solve for x
x = 29,192,165,635.31/191,166.12 - Step 6: Final answer
x = 152,705.75
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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.