Finding the Fourth Proportional to 157,941.80, 236,912.70 and 95,733.80
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Solution
The fourth proportional to 157,941.80, 236,912.70 and 95,733.80 is: 143,600.70
Step by Step Solution
- Step 1: Write the proportion equation
157,941.80 : 236,912.70 = 95,733.80 : x - Step 2: Convert to fraction form
157,941.80/236,912.70 = 95,733.80/x - Step 3: Cross multiply
157,941.80x = 236,912.70 × 95,733.80 - Step 4: Simplify right side
157,941.80x = 22,680,553,039.26 - Step 5: Solve for x
x = 22,680,553,039.26/157,941.80 - Step 6: Final answer
x = 143,600.70
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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.