Finding the Fourth Proportional to 88,487.36, 132,740.64 and 44,125.28
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Solution
The fourth proportional to 88,487.36, 132,740.64 and 44,125.28 is: 66,192.71
Step by Step Solution
- Step 1: Write the proportion equation
88,487.36 : 132,740.64 = 44,125.28 : x - Step 2: Convert to fraction form
88,487.36/132,740.64 = 44,125.28/x - Step 3: Cross multiply
88,487.36x = 132,740.64 × 44,125.28 - Step 4: Simplify right side
88,487.36x = 5,857,217,907.38 - Step 5: Solve for x
x = 5,857,217,907.38/88,487.36 - Step 6: Final answer
x = 66,192.71
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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.