Finding the Fourth Proportional to 102,088.68, 153,120.84 and 27,214.44
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Solution
The fourth proportional to 102,088.68, 153,120.84 and 27,214.44 is: 40,818.41
Step by Step Solution
- Step 1: Write the proportion equation
102,088.68 : 153,120.84 = 27,214.44 : x - Step 2: Convert to fraction form
102,088.68/153,120.84 = 27,214.44/x - Step 3: Cross multiply
102,088.68x = 153,120.84 × 27,214.44 - Step 4: Simplify right side
102,088.68x = 4,167,097,912.93 - Step 5: Solve for x
x = 4,167,097,912.93/102,088.68 - Step 6: Final answer
x = 40,818.41
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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.