Finding the Fourth Proportional to 80,913.23, 121,350.35 and 24,753.82
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Solution
The fourth proportional to 80,913.23, 121,350.35 and 24,753.82 is: 37,124.77
Step by Step Solution
- Step 1: Write the proportion equation
80,913.23 : 121,350.35 = 24,753.82 : x - Step 2: Convert to fraction form
80,913.23/121,350.35 = 24,753.82/x - Step 3: Cross multiply
80,913.23x = 121,350.35 × 24,753.82 - Step 4: Simplify right side
80,913.23x = 3,003,884,720.84 - Step 5: Solve for x
x = 3,003,884,720.84/80,913.23 - Step 6: Final answer
x = 37,124.77
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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.