Finding the Fourth Proportional to 170,639.19, 235,496.97 and 94,165.47
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Solution
The fourth proportional to 170,639.19, 235,496.97 and 94,165.47 is: 129,956.56
Step by Step Solution
- Step 1: Write the proportion equation
170,639.19 : 235,496.97 = 94,165.47 : x - Step 2: Convert to fraction form
170,639.19/235,496.97 = 94,165.47/x - Step 3: Cross multiply
170,639.19x = 235,496.97 × 94,165.47 - Step 4: Simplify right side
170,639.19x = 22,175,682,863.63 - Step 5: Solve for x
x = 22,175,682,863.63/170,639.19 - Step 6: Final answer
x = 129,956.56
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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.