Finding the Fourth Proportional to 177,554.99, 245,114.26 and 109,609.42
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Solution
The fourth proportional to 177,554.99, 245,114.26 and 109,609.42 is: 151,315.56
Step by Step Solution
- Step 1: Write the proportion equation
177,554.99 : 245,114.26 = 109,609.42 : x - Step 2: Convert to fraction form
177,554.99/245,114.26 = 109,609.42/x - Step 3: Cross multiply
177,554.99x = 245,114.26 × 109,609.42 - Step 4: Simplify right side
177,554.99x = 26,866,831,872.33 - Step 5: Solve for x
x = 26,866,831,872.33/177,554.99 - Step 6: Final answer
x = 151,315.56
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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.