Finding the Fourth Proportional to 229,750.91, 344,626.50 and 71,991.66
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Solution
The fourth proportional to 229,750.91, 344,626.50 and 71,991.66 is: 107,987.53
Step by Step Solution
- Step 1: Write the proportion equation
229,750.91 : 344,626.50 = 71,991.66 : x - Step 2: Convert to fraction form
229,750.91/344,626.50 = 71,991.66/x - Step 3: Cross multiply
229,750.91x = 344,626.50 × 71,991.66 - Step 4: Simplify right side
229,750.91x = 24,810,233,814.99 - Step 5: Solve for x
x = 24,810,233,814.99/229,750.91 - Step 6: Final answer
x = 107,987.53
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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.