Finding the Fourth Proportional to 80,960.17, 121,448.35 and 24,799.63
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Solution
The fourth proportional to 80,960.17, 121,448.35 and 24,799.63 is: 37,201.92
Step by Step Solution
- Step 1: Write the proportion equation
80,960.17 : 121,448.35 = 24,799.63 : x - Step 2: Convert to fraction form
80,960.17/121,448.35 = 24,799.63/x - Step 3: Cross multiply
80,960.17x = 121,448.35 × 24,799.63 - Step 4: Simplify right side
80,960.17x = 3,011,874,144.11 - Step 5: Solve for x
x = 3,011,874,144.11/80,960.17 - Step 6: Final answer
x = 37,201.92
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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.