Finding the Fourth Proportional to 75,059.12, 103,576.92 and 41,525.12
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Solution
The fourth proportional to 75,059.12, 103,576.92 and 41,525.12 is: 57,302.08
Step by Step Solution
- Step 1: Write the proportion equation
75,059.12 : 103,576.92 = 41,525.12 : x - Step 2: Convert to fraction form
75,059.12/103,576.92 = 41,525.12/x - Step 3: Cross multiply
75,059.12x = 103,576.92 × 41,525.12 - Step 4: Simplify right side
75,059.12x = 4,301,044,032.23 - Step 5: Solve for x
x = 4,301,044,032.23/75,059.12 - Step 6: Final answer
x = 57,302.08
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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.