Finding the Fourth Proportional to 126,324.24, 174,333.51 and 69,739.26
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Solution
The fourth proportional to 126,324.24, 174,333.51 and 69,739.26 is: 96,243.52
Step by Step Solution
- Step 1: Write the proportion equation
126,324.24 : 174,333.51 = 69,739.26 : x - Step 2: Convert to fraction form
126,324.24/174,333.51 = 69,739.26/x - Step 3: Cross multiply
126,324.24x = 174,333.51 × 69,739.26 - Step 4: Simplify right side
126,324.24x = 12,157,889,980.60 - Step 5: Solve for x
x = 12,157,889,980.60/126,324.24 - Step 6: Final answer
x = 96,243.52
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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.