Finding the Fourth Proportional to 157,092.90, 235,639.35 and 94,107.30
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Solution
The fourth proportional to 157,092.90, 235,639.35 and 94,107.30 is: 141,160.95
Step by Step Solution
- Step 1: Write the proportion equation
157,092.90 : 235,639.35 = 94,107.30 : x - Step 2: Convert to fraction form
157,092.90/235,639.35 = 94,107.30/x - Step 3: Cross multiply
157,092.90x = 235,639.35 × 94,107.30 - Step 4: Simplify right side
157,092.90x = 22,175,383,002.26 - Step 5: Solve for x
x = 22,175,383,002.26/157,092.90 - Step 6: Final answer
x = 141,160.95
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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.