Finding the Fourth Proportional to 71,484.12, 107,220.36 and 24,098.18
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Solution
The fourth proportional to 71,484.12, 107,220.36 and 24,098.18 is: 36,145.31
Step by Step Solution
- Step 1: Write the proportion equation
71,484.12 : 107,220.36 = 24,098.18 : x - Step 2: Convert to fraction form
71,484.12/107,220.36 = 24,098.18/x - Step 3: Cross multiply
71,484.12x = 107,220.36 × 24,098.18 - Step 4: Simplify right side
71,484.12x = 2,583,815,858.33 - Step 5: Solve for x
x = 2,583,815,858.33/71,484.12 - Step 6: Final answer
x = 36,145.31
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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.