Finding the Fourth Proportional to 237,430.21, 356,163.84 and 68,953.30
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Solution
The fourth proportional to 237,430.21, 356,163.84 and 68,953.30 is: 103,435.33
Step by Step Solution
- Step 1: Write the proportion equation
237,430.21 : 356,163.84 = 68,953.30 : x - Step 2: Convert to fraction form
237,430.21/356,163.84 = 68,953.30/x - Step 3: Cross multiply
237,430.21x = 356,163.84 × 68,953.30 - Step 4: Simplify right side
237,430.21x = 24,558,672,108.67 - Step 5: Solve for x
x = 24,558,672,108.67/237,430.21 - Step 6: Final answer
x = 103,435.33
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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.