Finding the Fourth Proportional to 71,862.49, 107,793.74 and 27,502.84
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Solution
The fourth proportional to 71,862.49, 107,793.74 and 27,502.84 is: 41,254.26
Step by Step Solution
- Step 1: Write the proportion equation
71,862.49 : 107,793.74 = 27,502.84 : x - Step 2: Convert to fraction form
71,862.49/107,793.74 = 27,502.84/x - Step 3: Cross multiply
71,862.49x = 107,793.74 × 27,502.84 - Step 4: Simplify right side
71,862.49x = 2,964,633,984.22 - Step 5: Solve for x
x = 2,964,633,984.22/71,862.49 - Step 6: Final answer
x = 41,254.26
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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.