Finding the Fourth Proportional to 99,591.44, 149,231.48 and 62,577.68
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Solution
The fourth proportional to 99,591.44, 149,231.48 and 62,577.68 is: 93,768.70
Step by Step Solution
- Step 1: Write the proportion equation
99,591.44 : 149,231.48 = 62,577.68 : x - Step 2: Convert to fraction form
99,591.44/149,231.48 = 62,577.68/x - Step 3: Cross multiply
99,591.44x = 149,231.48 × 62,577.68 - Step 4: Simplify right side
99,591.44x = 9,338,559,801.37 - Step 5: Solve for x
x = 9,338,559,801.37/99,591.44 - Step 6: Final answer
x = 93,768.70
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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.