Finding the Fourth Proportional to 225,605.82, 338,180.91 and 141,424.99
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Solution
The fourth proportional to 225,605.82, 338,180.91 and 141,424.99 is: 211,994.66
Step by Step Solution
- Step 1: Write the proportion equation
225,605.82 : 338,180.91 = 141,424.99 : x - Step 2: Convert to fraction form
225,605.82/338,180.91 = 141,424.99/x - Step 3: Cross multiply
225,605.82x = 338,180.91 × 141,424.99 - Step 4: Simplify right side
225,605.82x = 47,827,230,439.14 - Step 5: Solve for x
x = 47,827,230,439.14/225,605.82 - Step 6: Final answer
x = 211,994.66
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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.