Finding the Fourth Proportional to 205,241.76, 283,233.24 and 120,358.08
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Solution
The fourth proportional to 205,241.76, 283,233.24 and 120,358.08 is: 166,093.92
Step by Step Solution
- Step 1: Write the proportion equation
205,241.76 : 283,233.24 = 120,358.08 : x - Step 2: Convert to fraction form
205,241.76/283,233.24 = 120,358.08/x - Step 3: Cross multiply
205,241.76x = 283,233.24 × 120,358.08 - Step 4: Simplify right side
205,241.76x = 34,089,408,958.58 - Step 5: Solve for x
x = 34,089,408,958.58/205,241.76 - Step 6: Final answer
x = 166,093.92
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.