Finding the Fourth Proportional to 84,195.34, 126,202.62 and 41,992.05
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Solution
The fourth proportional to 84,195.34, 126,202.62 and 41,992.05 is: 62,942.99
Step by Step Solution
- Step 1: Write the proportion equation
84,195.34 : 126,202.62 = 41,992.05 : x - Step 2: Convert to fraction form
84,195.34/126,202.62 = 41,992.05/x - Step 3: Cross multiply
84,195.34x = 126,202.62 × 41,992.05 - Step 4: Simplify right side
84,195.34x = 5,299,506,650.01 - Step 5: Solve for x
x = 5,299,506,650.01/84,195.34 - Step 6: Final answer
x = 62,942.99
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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.