Finding the Fourth Proportional to 215,969.76, 323,962.23 and 58,201.98
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Solution
The fourth proportional to 215,969.76, 323,962.23 and 58,201.98 is: 87,305.02
Step by Step Solution
- Step 1: Write the proportion equation
215,969.76 : 323,962.23 = 58,201.98 : x - Step 2: Convert to fraction form
215,969.76/323,962.23 = 58,201.98/x - Step 3: Cross multiply
215,969.76x = 323,962.23 × 58,201.98 - Step 4: Simplify right side
215,969.76x = 18,855,243,231.22 - Step 5: Solve for x
x = 18,855,243,231.22/215,969.76 - Step 6: Final answer
x = 87,305.02
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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.