Finding the Fourth Proportional to 232,520.76, 320,857.73 and 135,733.02
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Solution
The fourth proportional to 232,520.76, 320,857.73 and 135,733.02 is: 187,299.36
Step by Step Solution
- Step 1: Write the proportion equation
232,520.76 : 320,857.73 = 135,733.02 : x - Step 2: Convert to fraction form
232,520.76/320,857.73 = 135,733.02/x - Step 3: Cross multiply
232,520.76x = 320,857.73 × 135,733.02 - Step 4: Simplify right side
232,520.76x = 43,550,988,683.24 - Step 5: Solve for x
x = 43,550,988,683.24/232,520.76 - Step 6: Final answer
x = 187,299.36
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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.