Finding the Fourth Proportional to 80,356.02, 110,883.84 and 44,542.98
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Solution
The fourth proportional to 80,356.02, 110,883.84 and 44,542.98 is: 61,465.17
Step by Step Solution
- Step 1: Write the proportion equation
80,356.02 : 110,883.84 = 44,542.98 : x - Step 2: Convert to fraction form
80,356.02/110,883.84 = 44,542.98/x - Step 3: Cross multiply
80,356.02x = 110,883.84 × 44,542.98 - Step 4: Simplify right side
80,356.02x = 4,939,096,667.44 - Step 5: Solve for x
x = 4,939,096,667.44/80,356.02 - Step 6: Final answer
x = 61,465.17
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.