Finding the Fourth Proportional to 134,657.45, 201,991.28 and 50,408.75
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Solution
The fourth proportional to 134,657.45, 201,991.28 and 50,408.75 is: 75,615.03
Step by Step Solution
- Step 1: Write the proportion equation
134,657.45 : 201,991.28 = 50,408.75 : x - Step 2: Convert to fraction form
134,657.45/201,991.28 = 50,408.75/x - Step 3: Cross multiply
134,657.45x = 201,991.28 × 50,408.75 - Step 4: Simplify right side
134,657.45x = 10,182,126,673.70 - Step 5: Solve for x
x = 10,182,126,673.70/134,657.45 - Step 6: Final answer
x = 75,615.03
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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.