Finding the Fourth Proportional to 131,343.12, 197,092.44 and 48,295.44
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Solution
The fourth proportional to 131,343.12, 197,092.44 and 48,295.44 is: 72,471.75
Step by Step Solution
- Step 1: Write the proportion equation
131,343.12 : 197,092.44 = 48,295.44 : x - Step 2: Convert to fraction form
131,343.12/197,092.44 = 48,295.44/x - Step 3: Cross multiply
131,343.12x = 197,092.44 × 48,295.44 - Step 4: Simplify right side
131,343.12x = 9,518,666,110.47 - Step 5: Solve for x
x = 9,518,666,110.47/131,343.12 - Step 6: Final answer
x = 72,471.75
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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.