Finding the Fourth Proportional to 84,611.04, 126,821.52 and 40,201.44
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Solution
The fourth proportional to 84,611.04, 126,821.52 and 40,201.44 is: 60,257.00
Step by Step Solution
- Step 1: Write the proportion equation
84,611.04 : 126,821.52 = 40,201.44 : x - Step 2: Convert to fraction form
84,611.04/126,821.52 = 40,201.44/x - Step 3: Cross multiply
84,611.04x = 126,821.52 × 40,201.44 - Step 4: Simplify right side
84,611.04x = 5,098,407,726.99 - Step 5: Solve for x
x = 5,098,407,726.99/84,611.04 - Step 6: Final answer
x = 60,257.00
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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.