Finding the Fourth Proportional to 88,328.78, 132,497.42 and 29,163.14
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Solution
The fourth proportional to 88,328.78, 132,497.42 and 29,163.14 is: 43,746.11
Step by Step Solution
- Step 1: Write the proportion equation
88,328.78 : 132,497.42 = 29,163.14 : x - Step 2: Convert to fraction form
88,328.78/132,497.42 = 29,163.14/x - Step 3: Cross multiply
88,328.78x = 132,497.42 × 29,163.14 - Step 4: Simplify right side
88,328.78x = 3,864,040,809.10 - Step 5: Solve for x
x = 3,864,040,809.10/88,328.78 - Step 6: Final answer
x = 43,746.11
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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.