Finding the Fourth Proportional to 84,110.54, 126,164.99 and 27,954.75
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Solution
The fourth proportional to 84,110.54, 126,164.99 and 27,954.75 is: 41,931.86
Step by Step Solution
- Step 1: Write the proportion equation
84,110.54 : 126,164.99 = 27,954.75 : x - Step 2: Convert to fraction form
84,110.54/126,164.99 = 27,954.75/x - Step 3: Cross multiply
84,110.54x = 126,164.99 × 27,954.75 - Step 4: Simplify right side
84,110.54x = 3,526,911,297.21 - Step 5: Solve for x
x = 3,526,911,297.21/84,110.54 - Step 6: Final answer
x = 41,931.86
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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.