Finding the Fourth Proportional to 193,595.75, 290,404.56 and 68,936.75
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Solution
The fourth proportional to 193,595.75, 290,404.56 and 68,936.75 is: 103,409.02
Step by Step Solution
- Step 1: Write the proportion equation
193,595.75 : 290,404.56 = 68,936.75 : x - Step 2: Convert to fraction form
193,595.75/290,404.56 = 68,936.75/x - Step 3: Cross multiply
193,595.75x = 290,404.56 × 68,936.75 - Step 4: Simplify right side
193,595.75x = 20,019,546,551.58 - Step 5: Solve for x
x = 20,019,546,551.58/193,595.75 - Step 6: Final answer
x = 103,409.02
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.