Finding the Fourth Proportional to 251,837.87, 377,666.08 and 83,327.09
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Solution
The fourth proportional to 251,837.87, 377,666.08 and 83,327.09 is: 124,960.61
Step by Step Solution
- Step 1: Write the proportion equation
251,837.87 : 377,666.08 = 83,327.09 : x - Step 2: Convert to fraction form
251,837.87/377,666.08 = 83,327.09/x - Step 3: Cross multiply
251,837.87x = 377,666.08 × 83,327.09 - Step 4: Simplify right side
251,837.87x = 31,469,813,341.46 - Step 5: Solve for x
x = 31,469,813,341.46/251,837.87 - Step 6: Final answer
x = 124,960.61
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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.