Finding the Fourth Proportional to 212,734.24, 293,559.96 and 117,241.62
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Solution
The fourth proportional to 212,734.24, 293,559.96 and 117,241.62 is: 161,786.11
Step by Step Solution
- Step 1: Write the proportion equation
212,734.24 : 293,559.96 = 117,241.62 : x - Step 2: Convert to fraction form
212,734.24/293,559.96 = 117,241.62/x - Step 3: Cross multiply
212,734.24x = 293,559.96 × 117,241.62 - Step 4: Simplify right side
212,734.24x = 34,417,445,277.54 - Step 5: Solve for x
x = 34,417,445,277.54/212,734.24 - Step 6: Final answer
x = 161,786.11
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1.5x scale
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.