Finding the Fourth Proportional to 73,754.08, 110,628.64 and 40,489.80
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Solution
The fourth proportional to 73,754.08, 110,628.64 and 40,489.80 is: 60,733.34
Step by Step Solution
- Step 1: Write the proportion equation
73,754.08 : 110,628.64 = 40,489.80 : x - Step 2: Convert to fraction form
73,754.08/110,628.64 = 40,489.80/x - Step 3: Cross multiply
73,754.08x = 110,628.64 × 40,489.80 - Step 4: Simplify right side
73,754.08x = 4,479,331,507.87 - Step 5: Solve for x
x = 4,479,331,507.87/73,754.08 - Step 6: Final answer
x = 60,733.34
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.