Finding the Fourth Proportional to 84,370.63, 126,555.95 and 33,792.62
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Solution
The fourth proportional to 84,370.63, 126,555.95 and 33,792.62 is: 50,688.94
Step by Step Solution
- Step 1: Write the proportion equation
84,370.63 : 126,555.95 = 33,792.62 : x - Step 2: Convert to fraction form
84,370.63/126,555.95 = 33,792.62/x - Step 3: Cross multiply
84,370.63x = 126,555.95 × 33,792.62 - Step 4: Simplify right side
84,370.63x = 4,276,657,717.77 - Step 5: Solve for x
x = 4,276,657,717.77/84,370.63 - Step 6: Final answer
x = 50,688.94
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1.5x scale
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.