Finding the Fourth Proportional to 73,432.46, 110,148.48 and 20,841.99
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Solution
The fourth proportional to 73,432.46, 110,148.48 and 20,841.99 is: 31,262.93
Step by Step Solution
- Step 1: Write the proportion equation
73,432.46 : 110,148.48 = 20,841.99 : x - Step 2: Convert to fraction form
73,432.46/110,148.48 = 20,841.99/x - Step 3: Cross multiply
73,432.46x = 110,148.48 × 20,841.99 - Step 4: Simplify right side
73,432.46x = 2,295,713,518.68 - Step 5: Solve for x
x = 2,295,713,518.68/73,432.46 - Step 6: Final answer
x = 31,262.93
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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.