Finding the Fourth Proportional to 126,933.26, 175,173.63 and 70,340.99
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Solution
The fourth proportional to 126,933.26, 175,173.63 and 70,340.99 is: 97,073.74
Step by Step Solution
- Step 1: Write the proportion equation
126,933.26 : 175,173.63 = 70,340.99 : x - Step 2: Convert to fraction form
126,933.26/175,173.63 = 70,340.99/x - Step 3: Cross multiply
126,933.26x = 175,173.63 × 70,340.99 - Step 4: Simplify right side
126,933.26x = 12,321,886,556.09 - Step 5: Solve for x
x = 12,321,886,556.09/126,933.26 - Step 6: Final answer
x = 97,073.74
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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.