Finding the Fourth Proportional to 113,534.26, 156,682.12 and 63,233.26
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Solution
The fourth proportional to 113,534.26, 156,682.12 and 63,233.26 is: 87,264.60
Step by Step Solution
- Step 1: Write the proportion equation
113,534.26 : 156,682.12 = 63,233.26 : x - Step 2: Convert to fraction form
113,534.26/156,682.12 = 63,233.26/x - Step 3: Cross multiply
113,534.26x = 156,682.12 × 63,233.26 - Step 4: Simplify right side
113,534.26x = 9,907,521,231.31 - Step 5: Solve for x
x = 9,907,521,231.31/113,534.26 - Step 6: Final answer
x = 87,264.60
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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.