Finding the Fourth Proportional to 201,958.05, 302,937.08 and 68,826.45
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Solution
The fourth proportional to 201,958.05, 302,937.08 and 68,826.45 is: 103,239.68
Step by Step Solution
- Step 1: Write the proportion equation
201,958.05 : 302,937.08 = 68,826.45 : x - Step 2: Convert to fraction form
201,958.05/302,937.08 = 68,826.45/x - Step 3: Cross multiply
201,958.05x = 302,937.08 × 68,826.45 - Step 4: Simplify right side
201,958.05x = 20,850,083,445.63 - Step 5: Solve for x
x = 20,850,083,445.63/201,958.05 - Step 6: Final answer
x = 103,239.68
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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.