Finding the Fourth Proportional to 102,091.68, 153,125.34 and 27,217.44
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Solution
The fourth proportional to 102,091.68, 153,125.34 and 27,217.44 is: 40,822.91
Step by Step Solution
- Step 1: Write the proportion equation
102,091.68 : 153,125.34 = 27,217.44 : x - Step 2: Convert to fraction form
102,091.68/153,125.34 = 27,217.44/x - Step 3: Cross multiply
102,091.68x = 153,125.34 × 27,217.44 - Step 4: Simplify right side
102,091.68x = 4,167,679,753.93 - Step 5: Solve for x
x = 4,167,679,753.93/102,091.68 - Step 6: Final answer
x = 40,822.91
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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.