Finding the Fourth Proportional to 213,588.02, 320,880.29 and 124,903.96
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Solution
The fourth proportional to 213,588.02, 320,880.29 and 124,903.96 is: 187,647.31
Step by Step Solution
- Step 1: Write the proportion equation
213,588.02 : 320,880.29 = 124,903.96 : x - Step 2: Convert to fraction form
213,588.02/320,880.29 = 124,903.96/x - Step 3: Cross multiply
213,588.02x = 320,880.29 × 124,903.96 - Step 4: Simplify right side
213,588.02x = 40,079,217,480.23 - Step 5: Solve for x
x = 40,079,217,480.23/213,588.02 - Step 6: Final answer
x = 187,647.31
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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.