Finding the Fourth Proportional to 84,166.18, 126,270.07 and 25,001.75
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Solution
The fourth proportional to 84,166.18, 126,270.07 and 25,001.75 is: 37,508.80
Step by Step Solution
- Step 1: Write the proportion equation
84,166.18 : 126,270.07 = 25,001.75 : x - Step 2: Convert to fraction form
84,166.18/126,270.07 = 25,001.75/x - Step 3: Cross multiply
84,166.18x = 126,270.07 × 25,001.75 - Step 4: Simplify right side
84,166.18x = 3,156,972,722.62 - Step 5: Solve for x
x = 3,156,972,722.62/84,166.18 - Step 6: Final answer
x = 37,508.80
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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.