Finding the Fourth Proportional to 108,229.02, 162,342.99 and 29,343.12
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Solution
The fourth proportional to 108,229.02, 162,342.99 and 29,343.12 is: 44,014.53
Step by Step Solution
- Step 1: Write the proportion equation
108,229.02 : 162,342.99 = 29,343.12 : x - Step 2: Convert to fraction form
108,229.02/162,342.99 = 29,343.12/x - Step 3: Cross multiply
108,229.02x = 162,342.99 × 29,343.12 - Step 4: Simplify right side
108,229.02x = 4,763,649,836.73 - Step 5: Solve for x
x = 4,763,649,836.73/108,229.02 - Step 6: Final answer
x = 44,014.53
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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.