Finding the Fourth Proportional to 193,093.62, 289,263.35 and 91,747.44
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Solution
The fourth proportional to 193,093.62, 289,263.35 and 91,747.44 is: 137,441.99
Step by Step Solution
- Step 1: Write the proportion equation
193,093.62 : 289,263.35 = 91,747.44 : x - Step 2: Convert to fraction form
193,093.62/289,263.35 = 91,747.44/x - Step 3: Cross multiply
193,093.62x = 289,263.35 × 91,747.44 - Step 4: Simplify right side
193,093.62x = 26,539,171,389.59 - Step 5: Solve for x
x = 26,539,171,389.59/193,093.62 - Step 6: Final answer
x = 137,441.99
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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.