Finding the Fourth Proportional to 157,093.80, 235,640.70 and 146,725.80
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Solution
The fourth proportional to 157,093.80, 235,640.70 and 146,725.80 is: 220,088.70
Step by Step Solution
- Step 1: Write the proportion equation
157,093.80 : 235,640.70 = 146,725.80 : x - Step 2: Convert to fraction form
157,093.80/235,640.70 = 146,725.80/x - Step 3: Cross multiply
157,093.80x = 235,640.70 × 146,725.80 - Step 4: Simplify right side
157,093.80x = 34,574,570,220.06 - Step 5: Solve for x
x = 34,574,570,220.06/157,093.80 - Step 6: Final answer
x = 220,088.70
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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.