Finding the Fourth Proportional to 84,735.44, 127,104.44 and 40,366.80
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Solution
The fourth proportional to 84,735.44, 127,104.44 and 40,366.80 is: 60,550.81
Step by Step Solution
- Step 1: Write the proportion equation
84,735.44 : 127,104.44 = 40,366.80 : x - Step 2: Convert to fraction form
84,735.44/127,104.44 = 40,366.80/x - Step 3: Cross multiply
84,735.44x = 127,104.44 × 40,366.80 - Step 4: Simplify right side
84,735.44x = 5,130,799,508.59 - Step 5: Solve for x
x = 5,130,799,508.59/84,735.44 - Step 6: Final answer
x = 60,550.81
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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.