Finding the Fourth Proportional to 126,236.24, 174,206.94 and 69,649.64
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Solution
The fourth proportional to 126,236.24, 174,206.94 and 69,649.64 is: 96,117.02
Step by Step Solution
- Step 1: Write the proportion equation
126,236.24 : 174,206.94 = 69,649.64 : x - Step 2: Convert to fraction form
126,236.24/174,206.94 = 69,649.64/x - Step 3: Cross multiply
126,236.24x = 174,206.94 × 69,649.64 - Step 4: Simplify right side
126,236.24x = 12,133,450,656.50 - Step 5: Solve for x
x = 12,133,450,656.50/126,236.24 - Step 6: Final answer
x = 96,117.02
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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.