Finding the Fourth Proportional to 194,394.96, 268,267.74 and 108,351.56
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Solution
The fourth proportional to 194,394.96, 268,267.74 and 108,351.56 is: 149,526.66
Step by Step Solution
- Step 1: Write the proportion equation
194,394.96 : 268,267.74 = 108,351.56 : x - Step 2: Convert to fraction form
194,394.96/268,267.74 = 108,351.56/x - Step 3: Cross multiply
194,394.96x = 268,267.74 × 108,351.56 - Step 4: Simplify right side
194,394.96x = 29,067,228,126.67 - Step 5: Solve for x
x = 29,067,228,126.67/194,394.96 - Step 6: Final answer
x = 149,526.66
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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.