Finding the Fourth Proportional to 69,532.19, 104,263.74 and 22,141.09
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Solution
The fourth proportional to 69,532.19, 104,263.74 and 22,141.09 is: 33,200.64
Step by Step Solution
- Step 1: Write the proportion equation
69,532.19 : 104,263.74 = 22,141.09 : x - Step 2: Convert to fraction form
69,532.19/104,263.74 = 22,141.09/x - Step 3: Cross multiply
69,532.19x = 104,263.74 × 22,141.09 - Step 4: Simplify right side
69,532.19x = 2,308,512,740.37 - Step 5: Solve for x
x = 2,308,512,740.37/69,532.19 - Step 6: Final answer
x = 33,200.64
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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.