Finding the Fourth Proportional to 188,920.14, 283,330.99 and 89,053.82
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Solution
The fourth proportional to 188,920.14, 283,330.99 and 89,053.82 is: 133,557.53
Step by Step Solution
- Step 1: Write the proportion equation
188,920.14 : 283,330.99 = 89,053.82 : x - Step 2: Convert to fraction form
188,920.14/283,330.99 = 89,053.82/x - Step 3: Cross multiply
188,920.14x = 283,330.99 × 89,053.82 - Step 4: Simplify right side
188,920.14x = 25,231,706,983.88 - Step 5: Solve for x
x = 25,231,706,983.88/188,920.14 - Step 6: Final answer
x = 133,557.53
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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.