Finding the Fourth Proportional to 75,117.02, 112,680.99 and 22,530.60
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Solution
The fourth proportional to 75,117.02, 112,680.99 and 22,530.60 is: 33,797.54
Step by Step Solution
- Step 1: Write the proportion equation
75,117.02 : 112,680.99 = 22,530.60 : x - Step 2: Convert to fraction form
75,117.02/112,680.99 = 22,530.60/x - Step 3: Cross multiply
75,117.02x = 112,680.99 × 22,530.60 - Step 4: Simplify right side
75,117.02x = 2,538,770,313.29 - Step 5: Solve for x
x = 2,538,770,313.29/75,117.02 - Step 6: Final answer
x = 33,797.54
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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.