Finding the Fourth Proportional to 91,560.14, 137,428.97 and 44,208.62
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Solution
The fourth proportional to 91,560.14, 137,428.97 and 44,208.62 is: 66,355.78
Step by Step Solution
- Step 1: Write the proportion equation
91,560.14 : 137,428.97 = 44,208.62 : x - Step 2: Convert to fraction form
91,560.14/137,428.97 = 44,208.62/x - Step 3: Cross multiply
91,560.14x = 137,428.97 × 44,208.62 - Step 4: Simplify right side
91,560.14x = 6,075,544,203.53 - Step 5: Solve for x
x = 6,075,544,203.53/91,560.14 - Step 6: Final answer
x = 66,355.78
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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.