Finding the Fourth Proportional to 73,666.62, 110,554.92 and 49,917.84
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Solution
The fourth proportional to 73,666.62, 110,554.92 and 49,917.84 is: 74,914.02
Step by Step Solution
- Step 1: Write the proportion equation
73,666.62 : 110,554.92 = 49,917.84 : x - Step 2: Convert to fraction form
73,666.62/110,554.92 = 49,917.84/x - Step 3: Cross multiply
73,666.62x = 110,554.92 × 49,917.84 - Step 4: Simplify right side
73,666.62x = 5,518,662,807.77 - Step 5: Solve for x
x = 5,518,662,807.77/73,666.62 - Step 6: Final answer
x = 74,914.02
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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.