Finding the Fourth Proportional to 93,352.32, 128,824.83 and 50,910.75
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Solution
The fourth proportional to 93,352.32, 128,824.83 and 50,910.75 is: 70,256.09
Step by Step Solution
- Step 1: Write the proportion equation
93,352.32 : 128,824.83 = 50,910.75 : x - Step 2: Convert to fraction form
93,352.32/128,824.83 = 50,910.75/x - Step 3: Cross multiply
93,352.32x = 128,824.83 × 50,910.75 - Step 4: Simplify right side
93,352.32x = 6,558,568,713.92 - Step 5: Solve for x
x = 6,558,568,713.92/93,352.32 - Step 6: Final answer
x = 70,256.09
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1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.