Finding the Fourth Proportional to 83,823.10, 125,625.30 and 33,862.30
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Solution
The fourth proportional to 83,823.10, 125,625.30 and 33,862.30 is: 50,749.28
Step by Step Solution
- Step 1: Write the proportion equation
83,823.10 : 125,625.30 = 33,862.30 : x - Step 2: Convert to fraction form
83,823.10/125,625.30 = 33,862.30/x - Step 3: Cross multiply
83,823.10x = 125,625.30 × 33,862.30 - Step 4: Simplify right side
83,823.10x = 4,253,961,596.19 - Step 5: Solve for x
x = 4,253,961,596.19/83,823.10 - Step 6: Final answer
x = 50,749.28
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.