Finding the Fourth Proportional to 84,331.13, 126,496.57 and 22,001.63
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Solution
The fourth proportional to 84,331.13, 126,496.57 and 22,001.63 is: 33,002.41
Step by Step Solution
- Step 1: Write the proportion equation
84,331.13 : 126,496.57 = 22,001.63 : x - Step 2: Convert to fraction form
84,331.13/126,496.57 = 22,001.63/x - Step 3: Cross multiply
84,331.13x = 126,496.57 × 22,001.63 - Step 4: Simplify right side
84,331.13x = 2,783,130,729.41 - Step 5: Solve for x
x = 2,783,130,729.41/84,331.13 - Step 6: Final answer
x = 33,002.41
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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.