Finding the Fourth Proportional to 67,868.36, 101,813.34 and 32,810.60
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Solution
The fourth proportional to 67,868.36, 101,813.34 and 32,810.60 is: 49,221.12
Step by Step Solution
- Step 1: Write the proportion equation
67,868.36 : 101,813.34 = 32,810.60 : x - Step 2: Convert to fraction form
67,868.36/101,813.34 = 32,810.60/x - Step 3: Cross multiply
67,868.36x = 101,813.34 × 32,810.60 - Step 4: Simplify right side
67,868.36x = 3,340,556,773.40 - Step 5: Solve for x
x = 3,340,556,773.40/67,868.36 - Step 6: Final answer
x = 49,221.12
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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.