Finding the Fourth Proportional to 170,944.12, 235,916.64 and 94,469.92
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Solution
The fourth proportional to 170,944.12, 235,916.64 and 94,469.92 is: 130,376.09
Step by Step Solution
- Step 1: Write the proportion equation
170,944.12 : 235,916.64 = 94,469.92 : x - Step 2: Convert to fraction form
170,944.12/235,916.64 = 94,469.92/x - Step 3: Cross multiply
170,944.12x = 235,916.64 × 94,469.92 - Step 4: Simplify right side
170,944.12x = 22,287,026,107.47 - Step 5: Solve for x
x = 22,287,026,107.47/170,944.12 - Step 6: Final answer
x = 130,376.09
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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.