Finding the Fourth Proportional to 113,074.26, 169,689.14 and 39,202.26
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Solution
The fourth proportional to 113,074.26, 169,689.14 and 39,202.26 is: 58,830.35
Step by Step Solution
- Step 1: Write the proportion equation
113,074.26 : 169,689.14 = 39,202.26 : x - Step 2: Convert to fraction form
113,074.26/169,689.14 = 39,202.26/x - Step 3: Cross multiply
113,074.26x = 169,689.14 × 39,202.26 - Step 4: Simplify right side
113,074.26x = 6,652,197,785.46 - Step 5: Solve for x
x = 6,652,197,785.46/113,074.26 - Step 6: Final answer
x = 58,830.35
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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.