Finding the Fourth Proportional to 170,137.62, 234,787.56 and 94,686.12
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Solution
The fourth proportional to 170,137.62, 234,787.56 and 94,686.12 is: 130,665.53
Step by Step Solution
- Step 1: Write the proportion equation
170,137.62 : 234,787.56 = 94,686.12 : x - Step 2: Convert to fraction form
170,137.62/234,787.56 = 94,686.12/x - Step 3: Cross multiply
170,137.62x = 234,787.56 × 94,686.12 - Step 4: Simplify right side
170,137.62x = 22,231,123,080.67 - Step 5: Solve for x
x = 22,231,123,080.67/170,137.62 - Step 6: Final answer
x = 130,665.53
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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.