Finding the Fourth Proportional to 71,863.42, 107,808.18 and 24,476.08
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Solution
The fourth proportional to 71,863.42, 107,808.18 and 24,476.08 is: 36,718.56
Step by Step Solution
- Step 1: Write the proportion equation
71,863.42 : 107,808.18 = 24,476.08 : x - Step 2: Convert to fraction form
71,863.42/107,808.18 = 24,476.08/x - Step 3: Cross multiply
71,863.42x = 107,808.18 × 24,476.08 - Step 4: Simplify right side
71,863.42x = 2,638,721,638.33 - Step 5: Solve for x
x = 2,638,721,638.33/71,863.42 - Step 6: Final answer
x = 36,718.56
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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.